18494996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1987}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 35068320

約数和(自身を除く): 16573324

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 1987, 2327, 3974, 4654, 7948, 9308, 25831, 51662, 103324, 355673, 711346, 1422692, 4623749, 9247498, 18494996]

約数ペア:

[(1, 18494996), (2, 9247498), (4, 4623749), (13, 1422692), (26, 711346), (52, 355673), (179, 103324), (358, 51662), (716, 25831), (1987, 9308), (2327, 7948), (3974, 4654)]