18247460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 51988608

約数和(自身を除く): 33741148

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 41, 44, 55, 68, 70, 77, 82, 85, 110, 119, 140, 154, 164, 170, 187, 205, 220, 238, 287, 289, 308, 340, 374, 385, 410, 451, 476, 574, 578, 595, 697, 748, 770, 820, 902, 935, 1148, 1156, 1190, 1309, 1394, 1435, 1445, 1540, 1804, 1870, 2023, 2255, 2380, 2618, 2788, 2870, 2890, 3157, 3179, 3485, 3740, 4046, 4510, 4879, 5236, 5740, 5780, 6314, 6358, 6545, 6970, 7667, 8092, 9020, 9758, 10115, 11849, 12628, 12716, 13090, 13940, 15334, 15785, 15895, 19516, 20230, 22253, 23698, 24395, 26180, 30668, 31570, 31790, 38335, 40460, 44506, 47396, 48790, 53669, 59245, 63140, 63580, 76670, 82943, 89012, 97580, 107338, 111265, 118490, 130339, 153340, 165886, 214676, 222530, 236980, 260678, 268345, 331772, 414715, 445060, 521356, 536690, 651695, 829430, 912373, 1073380, 1303390, 1658860, 1824746, 2606780, 3649492, 4561865, 9123730, 18247460]

約数ペア:

[(1, 18247460), (2, 9123730), (4, 4561865), (5, 3649492), (7, 2606780), (10, 1824746), (11, 1658860), (14, 1303390), (17, 1073380), (20, 912373), (22, 829430), (28, 651695), (34, 536690), (35, 521356), (41, 445060), (44, 414715), (55, 331772), (68, 268345), (70, 260678), (77, 236980), (82, 222530), (85, 214676), (110, 165886), (119, 153340), (140, 130339), (154, 118490), (164, 111265), (170, 107338), (187, 97580), (205, 89012), (220, 82943), (238, 76670), (287, 63580), (289, 63140), (308, 59245), (340, 53669), (374, 48790), (385, 47396), (410, 44506), (451, 40460), (476, 38335), (574, 31790), (578, 31570), (595, 30668), (697, 26180), (748, 24395), (770, 23698), (820, 22253), (902, 20230), (935, 19516), (1148, 15895), (1156, 15785), (1190, 15334), (1309, 13940), (1394, 13090), (1435, 12716), (1445, 12628), (1540, 11849), (1804, 10115), (1870, 9758), (2023, 9020), (2255, 8092), (2380, 7667), (2618, 6970), (2788, 6545), (2870, 6358), (2890, 6314), (3157, 5780), (3179, 5740), (3485, 5236), (3740, 4879), (4046, 4510)]