18939088

素因数分解:

$2^4\times 7^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 100

約数和(自身を含む): 46888740

約数和(自身を除く): 27949652

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 49, 56, 58, 68, 98, 112, 116, 119, 136, 196, 203, 232, 238, 272, 343, 392, 406, 464, 476, 493, 686, 784, 812, 833, 952, 986, 1372, 1421, 1624, 1666, 1904, 1972, 2401, 2744, 2842, 3248, 3332, 3451, 3944, 4802, 5488, 5684, 5831, 6664, 6902, 7888, 9604, 9947, 11368, 11662, 13328, 13804, 19208, 19894, 22736, 23324, 24157, 27608, 38416, 39788, 40817, 46648, 48314, 55216, 69629, 79576, 81634, 93296, 96628, 139258, 159152, 163268, 169099, 193256, 278516, 326536, 338198, 386512, 557032, 653072, 676396, 1114064, 1183693, 1352792, 2367386, 2705584, 4734772, 9469544, 18939088]

約数ペア:

[(1, 18939088), (2, 9469544), (4, 4734772), (7, 2705584), (8, 2367386), (14, 1352792), (16, 1183693), (17, 1114064), (28, 676396), (29, 653072), (34, 557032), (49, 386512), (56, 338198), (58, 326536), (68, 278516), (98, 193256), (112, 169099), (116, 163268), (119, 159152), (136, 139258), (196, 96628), (203, 93296), (232, 81634), (238, 79576), (272, 69629), (343, 55216), (392, 48314), (406, 46648), (464, 40817), (476, 39788), (493, 38416), (686, 27608), (784, 24157), (812, 23324), (833, 22736), (952, 19894), (986, 19208), (1372, 13804), (1421, 13328), (1624, 11662), (1666, 11368), (1904, 9947), (1972, 9604), (2401, 7888), (2744, 6902), (2842, 6664), (3248, 5831), (3332, 5684), (3451, 5488), (3944, 4802)]