18175980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13171}}^1$

素因数の和:13206

約数の個数: 48

約数和(自身を含む): 53109504

約数和(自身を除く): 34933524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13171, 26342, 39513, 52684, 65855, 79026, 131710, 158052, 197565, 263420, 302933, 395130, 605866, 790260, 908799, 1211732, 1514665, 1817598, 3029330, 3635196, 4543995, 6058660, 9087990, 18175980]

約数ペア:

[(1, 18175980), (2, 9087990), (3, 6058660), (4, 4543995), (5, 3635196), (6, 3029330), (10, 1817598), (12, 1514665), (15, 1211732), (20, 908799), (23, 790260), (30, 605866), (46, 395130), (60, 302933), (69, 263420), (92, 197565), (115, 158052), (138, 131710), (230, 79026), (276, 65855), (345, 52684), (460, 39513), (690, 26342), (1380, 13171)]