18465210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 48297600

約数和(自身を除く): 29832390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1031, 1194, 1791, 1990, 2062, 2985, 3093, 3582, 5155, 5970, 6186, 8955, 9279, 10310, 15465, 17910, 18558, 30930, 46395, 92790, 205169, 410338, 615507, 1025845, 1231014, 1846521, 2051690, 3077535, 3693042, 6155070, 9232605, 18465210]

約数ペア:

[(1, 18465210), (2, 9232605), (3, 6155070), (5, 3693042), (6, 3077535), (9, 2051690), (10, 1846521), (15, 1231014), (18, 1025845), (30, 615507), (45, 410338), (90, 205169), (199, 92790), (398, 46395), (597, 30930), (995, 18558), (1031, 17910), (1194, 15465), (1791, 10310), (1990, 9279), (2062, 8955), (2985, 6186), (3093, 5970), (3582, 5155)]