20808821904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{24359}}^1$

素因数の和:24457

約数の個数: 120

約数和(自身を含む): 59500566720

約数和(自身を除く): 38691744816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 74, 78, 104, 111, 148, 156, 208, 222, 296, 312, 444, 481, 592, 624, 888, 962, 1369, 1443, 1776, 1924, 2738, 2886, 3848, 4107, 5476, 5772, 7696, 8214, 10952, 11544, 16428, 17797, 21904, 23088, 24359, 32856, 35594, 48718, 53391, 65712, 71188, 73077, 97436, 106782, 142376, 146154, 194872, 213564, 284752, 292308, 316667, 389744, 427128, 584616, 633334, 854256, 901283, 950001, 1169232, 1266668, 1802566, 1900002, 2533336, 2703849, 3605132, 3800004, 5066672, 5407698, 7210264, 7600008, 10815396, 11716679, 14420528, 15200016, 21630792, 23433358, 33347471, 35150037, 43261584, 46866716, 66694942, 70300074, 93733432, 100042413, 133389884, 140600148, 187466864, 200084826, 266779768, 281200296, 400169652, 433517123, 533559536, 562400592, 800339304, 867034246, 1300551369, 1600678608, 1734068492, 2601102738, 3468136984, 5202205476, 6936273968, 10404410952, 20808821904]

約数ペア:

[(1, 20808821904), (2, 10404410952), (3, 6936273968), (4, 5202205476), (6, 3468136984), (8, 2601102738), (12, 1734068492), (13, 1600678608), (16, 1300551369), (24, 867034246), (26, 800339304), (37, 562400592), (39, 533559536), (48, 433517123), (52, 400169652), (74, 281200296), (78, 266779768), (104, 200084826), (111, 187466864), (148, 140600148), (156, 133389884), (208, 100042413), (222, 93733432), (296, 70300074), (312, 66694942), (444, 46866716), (481, 43261584), (592, 35150037), (624, 33347471), (888, 23433358), (962, 21630792), (1369, 15200016), (1443, 14420528), (1776, 11716679), (1924, 10815396), (2738, 7600008), (2886, 7210264), (3848, 5407698), (4107, 5066672), (5476, 3800004), (5772, 3605132), (7696, 2703849), (8214, 2533336), (10952, 1900002), (11544, 1802566), (16428, 1266668), (17797, 1169232), (21904, 950001), (23088, 901283), (24359, 854256), (32856, 633334), (35594, 584616), (48718, 427128), (53391, 389744), (65712, 316667), (71188, 292308), (73077, 284752), (97436, 213564), (106782, 194872), (142376, 146154)]