20357532

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43499}}^1$

素因数の和:43522

約数の個数: 36

約数和(自身を含む): 55419000

約数和(自身を除く): 35061468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43499, 86998, 130497, 173996, 260994, 391491, 521988, 565487, 782982, 1130974, 1565964, 1696461, 2261948, 3392922, 5089383, 6785844, 10178766, 20357532]

約数ペア:

[(1, 20357532), (2, 10178766), (3, 6785844), (4, 5089383), (6, 3392922), (9, 2261948), (12, 1696461), (13, 1565964), (18, 1130974), (26, 782982), (36, 565487), (39, 521988), (52, 391491), (78, 260994), (117, 173996), (156, 130497), (234, 86998), (468, 43499)]