20087406784

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{3529}}^1$

素因数の和:3742

約数の個数: 112

約数和(自身を含む): 43611596800

約数和(自身を除く): 23524190016

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 151, 152, 248, 302, 304, 496, 589, 604, 608, 992, 1178, 1208, 1216, 1984, 2356, 2416, 2869, 3529, 4681, 4712, 4832, 5738, 7058, 9362, 9424, 9664, 11476, 14116, 18724, 18848, 22952, 28232, 37448, 37696, 45904, 56464, 67051, 74896, 88939, 91808, 109399, 112928, 134102, 149792, 177878, 183616, 218798, 225856, 268204, 299584, 355756, 437596, 532879, 536408, 711512, 875192, 1065758, 1072816, 1423024, 1750384, 2078581, 2131516, 2145632, 2846048, 3500768, 4157162, 4263032, 4291264, 5692096, 7001536, 8314324, 8526064, 10124701, 16519249, 16628648, 17052128, 20249402, 33038498, 33257296, 34104256, 40498804, 66076996, 66514592, 80997608, 132153992, 133029184, 161995216, 264307984, 313865731, 323990432, 528615968, 627731462, 647980864, 1057231936, 1255462924, 2510925848, 5021851696, 10043703392, 20087406784]

約数ペア:

[(1, 20087406784), (2, 10043703392), (4, 5021851696), (8, 2510925848), (16, 1255462924), (19, 1057231936), (31, 647980864), (32, 627731462), (38, 528615968), (62, 323990432), (64, 313865731), (76, 264307984), (124, 161995216), (151, 133029184), (152, 132153992), (248, 80997608), (302, 66514592), (304, 66076996), (496, 40498804), (589, 34104256), (604, 33257296), (608, 33038498), (992, 20249402), (1178, 17052128), (1208, 16628648), (1216, 16519249), (1984, 10124701), (2356, 8526064), (2416, 8314324), (2869, 7001536), (3529, 5692096), (4681, 4291264), (4712, 4263032), (4832, 4157162), (5738, 3500768), (7058, 2846048), (9362, 2145632), (9424, 2131516), (9664, 2078581), (11476, 1750384), (14116, 1423024), (18724, 1072816), (18848, 1065758), (22952, 875192), (28232, 711512), (37448, 536408), (37696, 532879), (45904, 437596), (56464, 355756), (67051, 299584), (74896, 268204), (88939, 225856), (91808, 218798), (109399, 183616), (112928, 177878), (134102, 149792)]