2011111996

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 3804418800

約数和(自身を除く): 1793306804

約数列:

[1, 2, 4, 23, 46, 59, 89, 92, 118, 178, 181, 236, 356, 362, 529, 724, 1058, 1357, 2047, 2116, 2714, 4094, 4163, 5251, 5428, 8188, 8326, 10502, 10679, 16109, 16652, 21004, 21358, 31211, 32218, 42716, 47081, 62422, 64436, 94162, 95749, 120773, 124844, 188324, 191498, 241546, 245617, 370507, 382996, 483092, 491234, 741014, 950431, 982468, 1482028, 1900862, 2777779, 3801724, 5555558, 5649191, 8521661, 11111116, 11298382, 17043322, 21859913, 22596764, 34086644, 43719826, 87439652, 502777999, 1005555998, 2011111996]

約数ペア:

[(1, 2011111996), (2, 1005555998), (4, 502777999), (23, 87439652), (46, 43719826), (59, 34086644), (89, 22596764), (92, 21859913), (118, 17043322), (178, 11298382), (181, 11111116), (236, 8521661), (356, 5649191), (362, 5555558), (529, 3801724), (724, 2777779), (1058, 1900862), (1357, 1482028), (2047, 982468), (2116, 950431), (2714, 741014), (4094, 491234), (4163, 483092), (5251, 382996), (5428, 370507), (8188, 245617), (8326, 241546), (10502, 191498), (10679, 188324), (16109, 124844), (16652, 120773), (21004, 95749), (21358, 94162), (31211, 64436), (32218, 62422), (42716, 47081)]