18688848

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 52585920

約数和(自身を除く): 33897072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 272, 296, 408, 444, 592, 619, 629, 816, 888, 1238, 1258, 1776, 1857, 1887, 2476, 2516, 3714, 3774, 4952, 5032, 7428, 7548, 9904, 10064, 10523, 14856, 15096, 21046, 22903, 29712, 30192, 31569, 42092, 45806, 63138, 68709, 84184, 91612, 126276, 137418, 168368, 183224, 252552, 274836, 366448, 389351, 505104, 549672, 778702, 1099344, 1168053, 1557404, 2336106, 3114808, 4672212, 6229616, 9344424, 18688848]

約数ペア:

[(1, 18688848), (2, 9344424), (3, 6229616), (4, 4672212), (6, 3114808), (8, 2336106), (12, 1557404), (16, 1168053), (17, 1099344), (24, 778702), (34, 549672), (37, 505104), (48, 389351), (51, 366448), (68, 274836), (74, 252552), (102, 183224), (111, 168368), (136, 137418), (148, 126276), (204, 91612), (222, 84184), (272, 68709), (296, 63138), (408, 45806), (444, 42092), (592, 31569), (619, 30192), (629, 29712), (816, 22903), (888, 21046), (1238, 15096), (1258, 14856), (1776, 10523), (1857, 10064), (1887, 9904), (2476, 7548), (2516, 7428), (3714, 5032), (3774, 4952)]