20097217798

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{13177}}^1$

素因数の和:13469

約数の個数: 48

約数和(自身を含む): 35694457920

約数和(自身を除く): 15597240122

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 197, 394, 553, 1106, 1379, 2758, 3871, 7742, 9653, 13177, 15563, 19306, 26354, 31126, 92239, 108941, 184478, 217882, 645673, 762587, 1040983, 1291346, 1525174, 2081966, 2595869, 5191738, 7286881, 14573762, 18171083, 36342166, 51008167, 102016334, 127197581, 205073651, 254395162, 410147302, 1435515557, 2871031114, 10048608899, 20097217798]

約数ペア:

[(1, 20097217798), (2, 10048608899), (7, 2871031114), (14, 1435515557), (49, 410147302), (79, 254395162), (98, 205073651), (158, 127197581), (197, 102016334), (394, 51008167), (553, 36342166), (1106, 18171083), (1379, 14573762), (2758, 7286881), (3871, 5191738), (7742, 2595869), (9653, 2081966), (13177, 1525174), (15563, 1291346), (19306, 1040983), (26354, 762587), (31126, 645673), (92239, 217882), (108941, 184478)]