20454602

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 16801078

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 587, 917, 1174, 1834, 2489, 4109, 4978, 8218, 11153, 17423, 22306, 34846, 76897, 78071, 153794, 156142, 538279, 1076558, 1461043, 2922086, 10227301, 20454602]

約数ペア:

[(1, 20454602), (2, 10227301), (7, 2922086), (14, 1461043), (19, 1076558), (38, 538279), (131, 156142), (133, 153794), (262, 78071), (266, 76897), (587, 34846), (917, 22306), (1174, 17423), (1834, 11153), (2489, 8218), (4109, 4978)]