20574282

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 25148598

約数列:

[1, 2, 3, 6, 23, 29, 46, 53, 58, 69, 87, 97, 106, 138, 159, 174, 194, 291, 318, 582, 667, 1219, 1334, 1537, 2001, 2231, 2438, 2813, 3074, 3657, 4002, 4462, 4611, 5141, 5626, 6693, 7314, 8439, 9222, 10282, 13386, 15423, 16878, 30846, 35351, 64699, 70702, 106053, 118243, 129398, 149089, 194097, 212106, 236486, 298178, 354729, 388194, 447267, 709458, 894534, 3429047, 6858094, 10287141, 20574282]

約数ペア:

[(1, 20574282), (2, 10287141), (3, 6858094), (6, 3429047), (23, 894534), (29, 709458), (46, 447267), (53, 388194), (58, 354729), (69, 298178), (87, 236486), (97, 212106), (106, 194097), (138, 149089), (159, 129398), (174, 118243), (194, 106053), (291, 70702), (318, 64699), (582, 35351), (667, 30846), (1219, 16878), (1334, 15423), (1537, 13386), (2001, 10282), (2231, 9222), (2438, 8439), (2813, 7314), (3074, 6693), (3657, 5626), (4002, 5141), (4462, 4611)]