19338372

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1307}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 50541120

約数和(自身を除く): 31202748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1307, 1644, 2466, 2614, 3699, 3921, 4932, 5228, 7398, 7842, 11763, 14796, 15684, 23526, 35289, 47052, 70578, 141156, 179059, 358118, 537177, 716236, 1074354, 1611531, 2148708, 3223062, 4834593, 6446124, 9669186, 19338372]

約数ペア:

[(1, 19338372), (2, 9669186), (3, 6446124), (4, 4834593), (6, 3223062), (9, 2148708), (12, 1611531), (18, 1074354), (27, 716236), (36, 537177), (54, 358118), (108, 179059), (137, 141156), (274, 70578), (411, 47052), (548, 35289), (822, 23526), (1233, 15684), (1307, 14796), (1644, 11763), (2466, 7842), (2614, 7398), (3699, 5228), (3921, 4932)]