20309282

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 35956224

約数和(自身を除く): 15646942

約数列:

[1, 2, 7, 14, 53, 101, 106, 202, 271, 371, 542, 707, 742, 1414, 1897, 3794, 5353, 10706, 14363, 27371, 28726, 37471, 54742, 74942, 100541, 191597, 201082, 383194, 1450663, 2901326, 10154641, 20309282]

約数ペア:

[(1, 20309282), (2, 10154641), (7, 2901326), (14, 1450663), (53, 383194), (101, 201082), (106, 191597), (202, 100541), (271, 74942), (371, 54742), (542, 37471), (707, 28726), (742, 27371), (1414, 14363), (1897, 10706), (3794, 5353)]