20245412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 41455680

約数和(自身を除く): 21210268

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 61, 76, 122, 209, 244, 397, 418, 671, 794, 836, 1159, 1342, 1588, 2318, 2684, 4367, 4636, 7543, 8734, 12749, 15086, 17468, 24217, 25498, 30172, 48434, 50996, 82973, 96868, 165946, 266387, 331892, 460123, 532774, 920246, 1065548, 1840492, 5061353, 10122706, 20245412]

約数ペア:

[(1, 20245412), (2, 10122706), (4, 5061353), (11, 1840492), (19, 1065548), (22, 920246), (38, 532774), (44, 460123), (61, 331892), (76, 266387), (122, 165946), (209, 96868), (244, 82973), (397, 50996), (418, 48434), (671, 30172), (794, 25498), (836, 24217), (1159, 17468), (1342, 15086), (1588, 12749), (2318, 8734), (2684, 7543), (4367, 4636)]