20045555748

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{115547}}^1$

素因数の和:115697

約数の個数: 72

約数和(自身を含む): 52153745280

約数和(自身を除く): 32108189532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 79, 122, 158, 183, 237, 244, 316, 366, 474, 549, 711, 732, 948, 1098, 1422, 2196, 2844, 4819, 9638, 14457, 19276, 28914, 43371, 57828, 86742, 115547, 173484, 231094, 346641, 462188, 693282, 1039923, 1386564, 2079846, 4159692, 7048367, 9128213, 14096734, 18256426, 21145101, 27384639, 28193468, 36512852, 42290202, 54769278, 63435303, 82153917, 84580404, 109538556, 126870606, 164307834, 253741212, 328615668, 556820993, 1113641986, 1670462979, 2227283972, 3340925958, 5011388937, 6681851916, 10022777874, 20045555748]

約数ペア:

[(1, 20045555748), (2, 10022777874), (3, 6681851916), (4, 5011388937), (6, 3340925958), (9, 2227283972), (12, 1670462979), (18, 1113641986), (36, 556820993), (61, 328615668), (79, 253741212), (122, 164307834), (158, 126870606), (183, 109538556), (237, 84580404), (244, 82153917), (316, 63435303), (366, 54769278), (474, 42290202), (549, 36512852), (711, 28193468), (732, 27384639), (948, 21145101), (1098, 18256426), (1422, 14096734), (2196, 9128213), (2844, 7048367), (4819, 4159692), (9638, 2079846), (14457, 1386564), (19276, 1039923), (28914, 693282), (43371, 462188), (57828, 346641), (86742, 231094), (115547, 173484)]