20197802310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3102581}}^1$

素因数の和:3102629

約数の個数: 64

約数和(自身を含む): 57186791424

約数和(自身を除く): 36988989114

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 3102581, 6205162, 9307743, 15512905, 18615486, 21718067, 31025810, 43436134, 46538715, 65154201, 93077430, 96180011, 108590335, 130308402, 192360022, 217180670, 288540033, 325771005, 480900055, 577080066, 651542010, 673260077, 961800110, 1346520154, 1442700165, 2019780231, 2885400330, 3366300385, 4039560462, 6732600770, 10098901155, 20197802310]

約数ペア:

[(1, 20197802310), (2, 10098901155), (3, 6732600770), (5, 4039560462), (6, 3366300385), (7, 2885400330), (10, 2019780231), (14, 1442700165), (15, 1346520154), (21, 961800110), (30, 673260077), (31, 651542010), (35, 577080066), (42, 480900055), (62, 325771005), (70, 288540033), (93, 217180670), (105, 192360022), (155, 130308402), (186, 108590335), (210, 96180011), (217, 93077430), (310, 65154201), (434, 46538715), (465, 43436134), (651, 31025810), (930, 21718067), (1085, 18615486), (1302, 15512905), (2170, 9307743), (3255, 6205162), (6510, 3102581)]