18566236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^2$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 36005592

約数和(自身を除く): 17439356

約数列:

[1, 2, 4, 13, 26, 52, 67, 73, 134, 146, 268, 292, 871, 949, 1742, 1898, 3484, 3796, 4891, 5329, 9782, 10658, 19564, 21316, 63583, 69277, 127166, 138554, 254332, 277108, 357043, 714086, 1428172, 4641559, 9283118, 18566236]

約数ペア:

[(1, 18566236), (2, 9283118), (4, 4641559), (13, 1428172), (26, 714086), (52, 357043), (67, 277108), (73, 254332), (134, 138554), (146, 127166), (268, 69277), (292, 63583), (871, 21316), (949, 19564), (1742, 10658), (1898, 9782), (3484, 5329), (3796, 4891)]