18130196

素因数分解:

$2^2\times 7^2\times {\mathrm{233}}^1\times {\mathrm{397}}^1$

素因数の和:648

約数の個数: 36

約数和(自身を含む): 37159668

約数和(自身を除く): 19029472

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 233, 397, 466, 794, 932, 1588, 1631, 2779, 3262, 5558, 6524, 11116, 11417, 19453, 22834, 38906, 45668, 77812, 92501, 185002, 370004, 647507, 1295014, 2590028, 4532549, 9065098, 18130196]

約数ペア:

[(1, 18130196), (2, 9065098), (4, 4532549), (7, 2590028), (14, 1295014), (28, 647507), (49, 370004), (98, 185002), (196, 92501), (233, 77812), (397, 45668), (466, 38906), (794, 22834), (932, 19453), (1588, 11417), (1631, 11116), (2779, 6524), (3262, 5558)]