18186944

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 56

約数和(自身を含む): 38404800

約数和(自身を除く): 20217856

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 64, 82, 116, 164, 232, 239, 328, 464, 478, 656, 928, 956, 1189, 1312, 1856, 1912, 2378, 2624, 3824, 4756, 6931, 7648, 9512, 9799, 13862, 15296, 19024, 19598, 27724, 38048, 39196, 55448, 76096, 78392, 110896, 156784, 221792, 284171, 313568, 443584, 568342, 627136, 1136684, 2273368, 4546736, 9093472, 18186944]

約数ペア:

[(1, 18186944), (2, 9093472), (4, 4546736), (8, 2273368), (16, 1136684), (29, 627136), (32, 568342), (41, 443584), (58, 313568), (64, 284171), (82, 221792), (116, 156784), (164, 110896), (232, 78392), (239, 76096), (328, 55448), (464, 39196), (478, 38048), (656, 27724), (928, 19598), (956, 19024), (1189, 15296), (1312, 13862), (1856, 9799), (1912, 9512), (2378, 7648), (2624, 6931), (3824, 4756)]