20667948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7937}}^1$

素因数の和:7982

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 36231636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7937, 15874, 23811, 31748, 47622, 55559, 95244, 111118, 166677, 222236, 246047, 333354, 492094, 666708, 738141, 984188, 1476282, 1722329, 2952564, 3444658, 5166987, 6889316, 10333974, 20667948]

約数ペア:

[(1, 20667948), (2, 10333974), (3, 6889316), (4, 5166987), (6, 3444658), (7, 2952564), (12, 1722329), (14, 1476282), (21, 984188), (28, 738141), (31, 666708), (42, 492094), (62, 333354), (84, 246047), (93, 222236), (124, 166677), (186, 111118), (217, 95244), (372, 55559), (434, 47622), (651, 31748), (868, 23811), (1302, 15874), (2604, 7937)]