18646416

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2573

約数の個数: 80

約数和(自身を含む): 56692800

約数和(自身を除く): 38046384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2539, 3672, 5078, 7344, 7617, 10156, 15234, 20312, 22851, 30468, 40624, 43163, 45702, 60936, 68553, 86326, 91404, 121872, 129489, 137106, 172652, 182808, 258978, 274212, 345304, 365616, 388467, 517956, 548424, 690608, 776934, 1035912, 1096848, 1165401, 1553868, 2071824, 2330802, 3107736, 4661604, 6215472, 9323208, 18646416]

約数ペア:

[(1, 18646416), (2, 9323208), (3, 6215472), (4, 4661604), (6, 3107736), (8, 2330802), (9, 2071824), (12, 1553868), (16, 1165401), (17, 1096848), (18, 1035912), (24, 776934), (27, 690608), (34, 548424), (36, 517956), (48, 388467), (51, 365616), (54, 345304), (68, 274212), (72, 258978), (102, 182808), (108, 172652), (136, 137106), (144, 129489), (153, 121872), (204, 91404), (216, 86326), (272, 68553), (306, 60936), (408, 45702), (432, 43163), (459, 40624), (612, 30468), (816, 22851), (918, 20312), (1224, 15234), (1836, 10156), (2448, 7617), (2539, 7344), (3672, 5078)]