20571883178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1\times {\mathrm{6053}}^1$

素因数の和:6863

約数の個数: 64

約数和(自身を含む): 39857598720

約数和(自身を除く): 19285715542

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 761, 1522, 2233, 4466, 5327, 6053, 8371, 10654, 12106, 16742, 22069, 42371, 44138, 58597, 66583, 84742, 117194, 133166, 154483, 175537, 242759, 308966, 351074, 466081, 485518, 932162, 1228759, 1699313, 1930907, 2457518, 3398626, 3861814, 4606333, 9212666, 13516349, 27032698, 32244331, 50669663, 64488662, 101339326, 133583657, 267167314, 354687641, 709375282, 935085599, 1469420227, 1870171198, 2938840454, 10285941589, 20571883178]

約数ペア:

[(1, 20571883178), (2, 10285941589), (7, 2938840454), (11, 1870171198), (14, 1469420227), (22, 935085599), (29, 709375282), (58, 354687641), (77, 267167314), (154, 133583657), (203, 101339326), (319, 64488662), (406, 50669663), (638, 32244331), (761, 27032698), (1522, 13516349), (2233, 9212666), (4466, 4606333), (5327, 3861814), (6053, 3398626), (8371, 2457518), (10654, 1930907), (12106, 1699313), (16742, 1228759), (22069, 932162), (42371, 485518), (44138, 466081), (58597, 351074), (66583, 308966), (84742, 242759), (117194, 175537), (133166, 154483)]