18407340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2087}}^1$

素因数の和:2116

約数の個数: 108

約数和(自身を含む): 64982736

約数和(自身を除く): 46575396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2087, 2205, 2940, 4174, 4410, 6261, 8348, 8820, 10435, 12522, 14609, 18783, 20870, 25044, 29218, 31305, 37566, 41740, 43827, 58436, 62610, 73045, 75132, 87654, 93915, 102263, 125220, 131481, 146090, 175308, 187830, 204526, 219135, 262962, 292180, 306789, 375660, 409052, 438270, 511315, 525924, 613578, 657405, 876540, 920367, 1022630, 1227156, 1314810, 1533945, 1840734, 2045260, 2629620, 3067890, 3681468, 4601835, 6135780, 9203670, 18407340]

約数ペア:

[(1, 18407340), (2, 9203670), (3, 6135780), (4, 4601835), (5, 3681468), (6, 3067890), (7, 2629620), (9, 2045260), (10, 1840734), (12, 1533945), (14, 1314810), (15, 1227156), (18, 1022630), (20, 920367), (21, 876540), (28, 657405), (30, 613578), (35, 525924), (36, 511315), (42, 438270), (45, 409052), (49, 375660), (60, 306789), (63, 292180), (70, 262962), (84, 219135), (90, 204526), (98, 187830), (105, 175308), (126, 146090), (140, 131481), (147, 125220), (180, 102263), (196, 93915), (210, 87654), (245, 75132), (252, 73045), (294, 62610), (315, 58436), (420, 43827), (441, 41740), (490, 37566), (588, 31305), (630, 29218), (735, 25044), (882, 20870), (980, 18783), (1260, 14609), (1470, 12522), (1764, 10435), (2087, 8820), (2205, 8348), (2940, 6261), (4174, 4410)]