20869860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 64576512

約数和(自身を除く): 43706652

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 103, 110, 132, 165, 206, 220, 307, 309, 330, 412, 515, 614, 618, 660, 921, 1030, 1133, 1228, 1236, 1535, 1545, 1842, 2060, 2266, 3070, 3090, 3377, 3399, 3684, 4532, 4605, 5665, 6140, 6180, 6754, 6798, 9210, 10131, 11330, 13508, 13596, 16885, 16995, 18420, 20262, 22660, 31621, 33770, 33990, 40524, 50655, 63242, 67540, 67980, 94863, 101310, 126484, 158105, 189726, 202620, 316210, 347831, 379452, 474315, 632420, 695662, 948630, 1043493, 1391324, 1739155, 1897260, 2086986, 3478310, 4173972, 5217465, 6956620, 10434930, 20869860]

約数ペア:

[(1, 20869860), (2, 10434930), (3, 6956620), (4, 5217465), (5, 4173972), (6, 3478310), (10, 2086986), (11, 1897260), (12, 1739155), (15, 1391324), (20, 1043493), (22, 948630), (30, 695662), (33, 632420), (44, 474315), (55, 379452), (60, 347831), (66, 316210), (103, 202620), (110, 189726), (132, 158105), (165, 126484), (206, 101310), (220, 94863), (307, 67980), (309, 67540), (330, 63242), (412, 50655), (515, 40524), (614, 33990), (618, 33770), (660, 31621), (921, 22660), (1030, 20262), (1133, 18420), (1228, 16995), (1236, 16885), (1535, 13596), (1545, 13508), (1842, 11330), (2060, 10131), (2266, 9210), (3070, 6798), (3090, 6754), (3377, 6180), (3399, 6140), (3684, 5665), (4532, 4605)]