20912637984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{841081}}^1$

素因数の和:841138

約数の個数: 96

約数和(自身を含む): 64433609856

約数和(自身を除く): 43520971872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 888, 1036, 1184, 1554, 1776, 2072, 3108, 3552, 4144, 6216, 8288, 12432, 24864, 841081, 1682162, 2523243, 3364324, 5046486, 5887567, 6728648, 10092972, 11775134, 13457296, 17662701, 20185944, 23550268, 26914592, 31119997, 35325402, 40371888, 47100536, 62239994, 70650804, 80743776, 93359991, 94201072, 124479988, 141301608, 186719982, 188402144, 217839979, 248959976, 282603216, 373439964, 435679958, 497919952, 565206432, 653519937, 746879928, 871359916, 995839904, 1307039874, 1493759856, 1742719832, 2614079748, 2987519712, 3485439664, 5228159496, 6970879328, 10456318992, 20912637984]

約数ペア:

[(1, 20912637984), (2, 10456318992), (3, 6970879328), (4, 5228159496), (6, 3485439664), (7, 2987519712), (8, 2614079748), (12, 1742719832), (14, 1493759856), (16, 1307039874), (21, 995839904), (24, 871359916), (28, 746879928), (32, 653519937), (37, 565206432), (42, 497919952), (48, 435679958), (56, 373439964), (74, 282603216), (84, 248959976), (96, 217839979), (111, 188402144), (112, 186719982), (148, 141301608), (168, 124479988), (222, 94201072), (224, 93359991), (259, 80743776), (296, 70650804), (336, 62239994), (444, 47100536), (518, 40371888), (592, 35325402), (672, 31119997), (777, 26914592), (888, 23550268), (1036, 20185944), (1184, 17662701), (1554, 13457296), (1776, 11775134), (2072, 10092972), (3108, 6728648), (3552, 5887567), (4144, 5046486), (6216, 3364324), (8288, 2523243), (12432, 1682162), (24864, 841081)]