18856776

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 49017600

約数和(自身を除く): 30160824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 73, 94, 141, 146, 188, 219, 229, 282, 292, 376, 438, 458, 564, 584, 687, 876, 916, 1128, 1374, 1752, 1832, 2748, 3431, 5496, 6862, 10293, 10763, 13724, 16717, 20586, 21526, 27448, 32289, 33434, 41172, 43052, 50151, 64578, 66868, 82344, 86104, 100302, 129156, 133736, 200604, 258312, 401208, 785699, 1571398, 2357097, 3142796, 4714194, 6285592, 9428388, 18856776]

約数ペア:

[(1, 18856776), (2, 9428388), (3, 6285592), (4, 4714194), (6, 3142796), (8, 2357097), (12, 1571398), (24, 785699), (47, 401208), (73, 258312), (94, 200604), (141, 133736), (146, 129156), (188, 100302), (219, 86104), (229, 82344), (282, 66868), (292, 64578), (376, 50151), (438, 43052), (458, 41172), (564, 33434), (584, 32289), (687, 27448), (876, 21526), (916, 20586), (1128, 16717), (1374, 13724), (1752, 10763), (1832, 10293), (2748, 6862), (3431, 5496)]