19649796

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 47471424

約数和(自身を除く): 27821628

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 113, 129, 172, 226, 258, 337, 339, 452, 516, 674, 678, 1011, 1348, 1356, 2022, 4044, 4859, 9718, 14491, 14577, 19436, 28982, 29154, 38081, 43473, 57964, 58308, 76162, 86946, 114243, 152324, 173892, 228486, 456972, 1637483, 3274966, 4912449, 6549932, 9824898, 19649796]

約数ペア:

[(1, 19649796), (2, 9824898), (3, 6549932), (4, 4912449), (6, 3274966), (12, 1637483), (43, 456972), (86, 228486), (113, 173892), (129, 152324), (172, 114243), (226, 86946), (258, 76162), (337, 58308), (339, 57964), (452, 43473), (516, 38081), (674, 29154), (678, 28982), (1011, 19436), (1348, 14577), (1356, 14491), (2022, 9718), (4044, 4859)]