218294838

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{70921}}^1$

素因数の和:70954

約数の個数: 40

約数和(自身を含む): 514893720

約数和(自身を除く): 296598882

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 70921, 141842, 212763, 425526, 638289, 1276578, 1347499, 1914867, 2694998, 3829734, 4042497, 5744601, 8084994, 11489202, 12127491, 24254982, 36382473, 72764946, 109147419, 218294838]

約数ペア:

[(1, 218294838), (2, 109147419), (3, 72764946), (6, 36382473), (9, 24254982), (18, 12127491), (19, 11489202), (27, 8084994), (38, 5744601), (54, 4042497), (57, 3829734), (81, 2694998), (114, 1914867), (162, 1347499), (171, 1276578), (342, 638289), (513, 425526), (1026, 212763), (1539, 141842), (3078, 70921)]