19626570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 52784640

約数和(自身を除く): 33158070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 314, 463, 471, 785, 926, 942, 1389, 1413, 1570, 2315, 2355, 2778, 2826, 4167, 4239, 4630, 4710, 6945, 7065, 8334, 8478, 12501, 13890, 14130, 20835, 21195, 25002, 41670, 42390, 62505, 72691, 125010, 145382, 218073, 363455, 436146, 654219, 726910, 1090365, 1308438, 1962657, 2180730, 3271095, 3925314, 6542190, 9813285, 19626570]

約数ペア:

[(1, 19626570), (2, 9813285), (3, 6542190), (5, 3925314), (6, 3271095), (9, 2180730), (10, 1962657), (15, 1308438), (18, 1090365), (27, 726910), (30, 654219), (45, 436146), (54, 363455), (90, 218073), (135, 145382), (157, 125010), (270, 72691), (314, 62505), (463, 42390), (471, 41670), (785, 25002), (926, 21195), (942, 20835), (1389, 14130), (1413, 13890), (1570, 12501), (2315, 8478), (2355, 8334), (2778, 7065), (2826, 6945), (4167, 4710), (4239, 4630)]