1966503968

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1487}}^1$

素因数の和:1555

約数の個数: 144

約数和(自身を含む): 4834940544

約数和(自身を除く): 2868436576

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 68, 88, 104, 136, 143, 176, 187, 208, 221, 272, 286, 289, 352, 374, 416, 442, 544, 572, 578, 748, 884, 1144, 1156, 1487, 1496, 1768, 2288, 2312, 2431, 2974, 2992, 3179, 3536, 3757, 4576, 4624, 4862, 5948, 5984, 6358, 7072, 7514, 9248, 9724, 11896, 12716, 15028, 16357, 19331, 19448, 23792, 25279, 25432, 30056, 32714, 38662, 38896, 41327, 47584, 50558, 50864, 60112, 65428, 77324, 77792, 82654, 101116, 101728, 120224, 130856, 154648, 165308, 202232, 212641, 261712, 278069, 309296, 328627, 330616, 404464, 425282, 429743, 523424, 556138, 618592, 657254, 661232, 808928, 850564, 859486, 1112276, 1314508, 1322464, 1701128, 1718972, 2224552, 2629016, 3402256, 3437944, 3614897, 4449104, 4727173, 5258032, 5586659, 6804512, 6875888, 7229794, 8898208, 9454346, 10516064, 11173318, 13751776, 14459588, 18908692, 22346636, 28919176, 37817384, 44693272, 57838352, 61453249, 75634768, 89386544, 115676704, 122906498, 151269536, 178773088, 245812996, 491625992, 983251984, 1966503968]

約数ペア:

[(1, 1966503968), (2, 983251984), (4, 491625992), (8, 245812996), (11, 178773088), (13, 151269536), (16, 122906498), (17, 115676704), (22, 89386544), (26, 75634768), (32, 61453249), (34, 57838352), (44, 44693272), (52, 37817384), (68, 28919176), (88, 22346636), (104, 18908692), (136, 14459588), (143, 13751776), (176, 11173318), (187, 10516064), (208, 9454346), (221, 8898208), (272, 7229794), (286, 6875888), (289, 6804512), (352, 5586659), (374, 5258032), (416, 4727173), (442, 4449104), (544, 3614897), (572, 3437944), (578, 3402256), (748, 2629016), (884, 2224552), (1144, 1718972), (1156, 1701128), (1487, 1322464), (1496, 1314508), (1768, 1112276), (2288, 859486), (2312, 850564), (2431, 808928), (2974, 661232), (2992, 657254), (3179, 618592), (3536, 556138), (3757, 523424), (4576, 429743), (4624, 425282), (4862, 404464), (5948, 330616), (5984, 328627), (6358, 309296), (7072, 278069), (7514, 261712), (9248, 212641), (9724, 202232), (11896, 165308), (12716, 154648), (15028, 130856), (16357, 120224), (19331, 101728), (19448, 101116), (23792, 82654), (25279, 77792), (25432, 77324), (30056, 65428), (32714, 60112), (38662, 50864), (38896, 50558), (41327, 47584)]