20355174

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2213}}^1$

素因数の和:2301

約数の個数: 48

約数和(自身を含む): 51116832

約数和(自身を除く): 30761658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 2213, 3066, 4426, 4599, 6639, 9198, 13278, 15491, 19917, 30982, 39834, 46473, 92946, 139419, 161549, 278838, 323098, 484647, 969294, 1130843, 1453941, 2261686, 2907882, 3392529, 6785058, 10177587, 20355174]

約数ペア:

[(1, 20355174), (2, 10177587), (3, 6785058), (6, 3392529), (7, 2907882), (9, 2261686), (14, 1453941), (18, 1130843), (21, 969294), (42, 484647), (63, 323098), (73, 278838), (126, 161549), (146, 139419), (219, 92946), (438, 46473), (511, 39834), (657, 30982), (1022, 19917), (1314, 15491), (1533, 13278), (2213, 9198), (3066, 6639), (4426, 4599)]