13205690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 11953990

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1039, 1271, 2078, 2542, 5195, 6355, 10390, 12710, 32209, 42599, 64418, 85198, 161045, 212995, 322090, 425990, 1320569, 2641138, 6602845, 13205690]

約数ペア:

[(1, 13205690), (2, 6602845), (5, 2641138), (10, 1320569), (31, 425990), (41, 322090), (62, 212995), (82, 161045), (155, 85198), (205, 64418), (310, 42599), (410, 32209), (1039, 12710), (1271, 10390), (2078, 6355), (2542, 5195)]