18927678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 48148992

約数和(自身を除く): 29221314

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 53, 66, 77, 106, 154, 159, 231, 318, 371, 462, 583, 742, 773, 1113, 1166, 1546, 1749, 2226, 2319, 3498, 4081, 4638, 5411, 8162, 8503, 10822, 12243, 16233, 17006, 24486, 25509, 32466, 40969, 51018, 59521, 81938, 119042, 122907, 178563, 245814, 286783, 357126, 450659, 573566, 860349, 901318, 1351977, 1720698, 2703954, 3154613, 6309226, 9463839, 18927678]

約数ペア:

[(1, 18927678), (2, 9463839), (3, 6309226), (6, 3154613), (7, 2703954), (11, 1720698), (14, 1351977), (21, 901318), (22, 860349), (33, 573566), (42, 450659), (53, 357126), (66, 286783), (77, 245814), (106, 178563), (154, 122907), (159, 119042), (231, 81938), (318, 59521), (371, 51018), (462, 40969), (583, 32466), (742, 25509), (773, 24486), (1113, 17006), (1166, 16233), (1546, 12243), (1749, 10822), (2226, 8503), (2319, 8162), (3498, 5411), (4081, 4638)]