20011888506

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{6571}}^1$

素因数の和:6847

約数の個数: 64

約数和(自身を含む): 41717794176

約数和(自身を除く): 21705905670

約数列:

[1, 2, 3, 6, 53, 61, 106, 122, 157, 159, 183, 314, 318, 366, 471, 942, 3233, 6466, 6571, 8321, 9577, 9699, 13142, 16642, 19154, 19398, 19713, 24963, 28731, 39426, 49926, 57462, 348263, 400831, 507581, 696526, 801662, 1015162, 1031647, 1044789, 1202493, 1522743, 2063294, 2089578, 2404986, 3045486, 3094941, 6189882, 21244043, 42488086, 54677291, 62930467, 63732129, 109354582, 125860934, 127464258, 164031873, 188791401, 328063746, 377582802, 3335314751, 6670629502, 10005944253, 20011888506]

約数ペア:

[(1, 20011888506), (2, 10005944253), (3, 6670629502), (6, 3335314751), (53, 377582802), (61, 328063746), (106, 188791401), (122, 164031873), (157, 127464258), (159, 125860934), (183, 109354582), (314, 63732129), (318, 62930467), (366, 54677291), (471, 42488086), (942, 21244043), (3233, 6189882), (6466, 3094941), (6571, 3045486), (8321, 2404986), (9577, 2089578), (9699, 2063294), (13142, 1522743), (16642, 1202493), (19154, 1044789), (19398, 1031647), (19713, 1015162), (24963, 801662), (28731, 696526), (39426, 507581), (49926, 400831), (57462, 348263)]