1996972384

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 4530290688

約数和(自身を除く): 2533318304

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 121, 124, 127, 131, 176, 242, 248, 254, 262, 341, 352, 484, 496, 508, 524, 682, 968, 992, 1016, 1048, 1364, 1397, 1441, 1936, 2032, 2096, 2728, 2794, 2882, 3751, 3872, 3937, 4061, 4064, 4192, 5456, 5588, 5764, 7502, 7874, 8122, 10912, 11176, 11528, 15004, 15367, 15748, 15851, 16244, 16637, 22352, 23056, 30008, 30734, 31496, 31702, 32488, 33274, 43307, 44671, 44704, 46112, 60016, 61468, 62992, 63404, 64976, 66548, 86614, 89342, 120032, 122936, 125984, 126808, 129952, 133096, 173228, 178684, 183007, 245872, 253616, 266192, 346456, 357368, 366014, 476377, 491381, 491744, 507232, 515747, 532384, 692912, 714736, 732028, 952754, 982762, 1031494, 1385824, 1429472, 1464056, 1905508, 1965524, 2013077, 2062988, 2928112, 3811016, 3931048, 4026154, 4125976, 5673217, 5856224, 7622032, 7862096, 8052308, 8251952, 11346434, 15244064, 15724192, 16104616, 16503904, 22692868, 32209232, 45385736, 62405387, 64418464, 90771472, 124810774, 181542944, 249621548, 499243096, 998486192, 1996972384]

約数ペア:

[(1, 1996972384), (2, 998486192), (4, 499243096), (8, 249621548), (11, 181542944), (16, 124810774), (22, 90771472), (31, 64418464), (32, 62405387), (44, 45385736), (62, 32209232), (88, 22692868), (121, 16503904), (124, 16104616), (127, 15724192), (131, 15244064), (176, 11346434), (242, 8251952), (248, 8052308), (254, 7862096), (262, 7622032), (341, 5856224), (352, 5673217), (484, 4125976), (496, 4026154), (508, 3931048), (524, 3811016), (682, 2928112), (968, 2062988), (992, 2013077), (1016, 1965524), (1048, 1905508), (1364, 1464056), (1397, 1429472), (1441, 1385824), (1936, 1031494), (2032, 982762), (2096, 952754), (2728, 732028), (2794, 714736), (2882, 692912), (3751, 532384), (3872, 515747), (3937, 507232), (4061, 491744), (4064, 491381), (4192, 476377), (5456, 366014), (5588, 357368), (5764, 346456), (7502, 266192), (7874, 253616), (8122, 245872), (10912, 183007), (11176, 178684), (11528, 173228), (15004, 133096), (15367, 129952), (15748, 126808), (15851, 125984), (16244, 122936), (16637, 120032), (22352, 89342), (23056, 86614), (30008, 66548), (30734, 64976), (31496, 63404), (31702, 62992), (32488, 61468), (33274, 60016), (43307, 46112), (44671, 44704)]