20121702704

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{5843}}^1$

素因数の和:6066

約数の個数: 80

約数和(自身を含む): 41322783744

約数和(自身を除く): 21201081040

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 131, 212, 248, 262, 424, 496, 524, 848, 1048, 1643, 2096, 3286, 4061, 5843, 6572, 6943, 8122, 11686, 13144, 13886, 16244, 23372, 26288, 27772, 32488, 46744, 55544, 64976, 93488, 111088, 181133, 215233, 309679, 362266, 430466, 619358, 724532, 765433, 860932, 1238716, 1449064, 1530866, 1721864, 2477432, 2898128, 3061732, 3443728, 4954864, 6123464, 9600049, 12246928, 19200098, 23728423, 38400196, 40567949, 47456846, 76800392, 81135898, 94913692, 153600784, 162271796, 189827384, 324543592, 379654768, 649087184, 1257606419, 2515212838, 5030425676, 10060851352, 20121702704]

約数ペア:

[(1, 20121702704), (2, 10060851352), (4, 5030425676), (8, 2515212838), (16, 1257606419), (31, 649087184), (53, 379654768), (62, 324543592), (106, 189827384), (124, 162271796), (131, 153600784), (212, 94913692), (248, 81135898), (262, 76800392), (424, 47456846), (496, 40567949), (524, 38400196), (848, 23728423), (1048, 19200098), (1643, 12246928), (2096, 9600049), (3286, 6123464), (4061, 4954864), (5843, 3443728), (6572, 3061732), (6943, 2898128), (8122, 2477432), (11686, 1721864), (13144, 1530866), (13886, 1449064), (16244, 1238716), (23372, 860932), (26288, 765433), (27772, 724532), (32488, 619358), (46744, 430466), (55544, 362266), (64976, 309679), (93488, 215233), (111088, 181133)]