17958656

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 38631600

約数和(自身を除く): 20672944

約数列:

[1, 2, 4, 8, 16, 29, 32, 41, 58, 59, 64, 82, 116, 118, 128, 164, 232, 236, 256, 328, 464, 472, 656, 928, 944, 1189, 1312, 1711, 1856, 1888, 2378, 2419, 2624, 3422, 3712, 3776, 4756, 4838, 5248, 6844, 7424, 7552, 9512, 9676, 10496, 13688, 15104, 19024, 19352, 27376, 38048, 38704, 54752, 70151, 76096, 77408, 109504, 140302, 152192, 154816, 219008, 280604, 304384, 309632, 438016, 561208, 619264, 1122416, 2244832, 4489664, 8979328, 17958656]

約数ペア:

[(1, 17958656), (2, 8979328), (4, 4489664), (8, 2244832), (16, 1122416), (29, 619264), (32, 561208), (41, 438016), (58, 309632), (59, 304384), (64, 280604), (82, 219008), (116, 154816), (118, 152192), (128, 140302), (164, 109504), (232, 77408), (236, 76096), (256, 70151), (328, 54752), (464, 38704), (472, 38048), (656, 27376), (928, 19352), (944, 19024), (1189, 15104), (1312, 13688), (1711, 10496), (1856, 9676), (1888, 9512), (2378, 7552), (2419, 7424), (2624, 6844), (3422, 5248), (3712, 4838), (3776, 4756)]