20171791522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{4397}}^1$

素因数の和:4651

約数の個数: 64

約数和(自身を含む): 34578835200

約数和(自身を除く): 14407043678

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 181, 362, 437, 551, 667, 874, 1102, 1334, 3439, 4163, 4397, 5249, 6878, 8326, 8794, 10498, 12673, 25346, 79097, 83543, 99731, 101131, 120727, 127513, 158194, 167086, 199462, 202262, 241454, 255026, 795857, 1591714, 1921489, 2293813, 2422747, 2932799, 3842978, 4587626, 4845494, 5865598, 15121283, 18304711, 23079853, 30242566, 36609422, 46159706, 55723181, 111446362, 347789509, 438517207, 530836619, 695579018, 877034414, 1061673238, 10085895761, 20171791522]

約数ペア:

[(1, 20171791522), (2, 10085895761), (19, 1061673238), (23, 877034414), (29, 695579018), (38, 530836619), (46, 438517207), (58, 347789509), (181, 111446362), (362, 55723181), (437, 46159706), (551, 36609422), (667, 30242566), (874, 23079853), (1102, 18304711), (1334, 15121283), (3439, 5865598), (4163, 4845494), (4397, 4587626), (5249, 3842978), (6878, 2932799), (8326, 2422747), (8794, 2293813), (10498, 1921489), (12673, 1591714), (25346, 795857), (79097, 255026), (83543, 241454), (99731, 202262), (101131, 199462), (120727, 167086), (127513, 158194)]