18736952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2689}}^1$

素因数の和:2775

約数の個数: 32

約数和(自身を含む): 38413200

約数和(自身を除く): 19676248

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 2689, 3484, 5378, 6968, 10756, 21512, 34957, 69914, 139828, 180163, 279656, 360326, 720652, 1441304, 2342119, 4684238, 9368476, 18736952]

約数ペア:

[(1, 18736952), (2, 9368476), (4, 4684238), (8, 2342119), (13, 1441304), (26, 720652), (52, 360326), (67, 279656), (104, 180163), (134, 139828), (268, 69914), (536, 34957), (871, 21512), (1742, 10756), (2689, 6968), (3484, 5378)]