18195712

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 39845736

約数和(自身を除く): 21650024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 113, 128, 136, 148, 226, 256, 272, 296, 452, 544, 592, 629, 904, 1088, 1184, 1258, 1808, 1921, 2176, 2368, 2516, 3616, 3842, 4181, 4352, 4736, 5032, 7232, 7684, 8362, 9472, 10064, 14464, 15368, 16724, 20128, 28928, 30736, 33448, 40256, 61472, 66896, 71077, 80512, 122944, 133792, 142154, 161024, 245888, 267584, 284308, 491776, 535168, 568616, 1070336, 1137232, 2274464, 4548928, 9097856, 18195712]

約数ペア:

[(1, 18195712), (2, 9097856), (4, 4548928), (8, 2274464), (16, 1137232), (17, 1070336), (32, 568616), (34, 535168), (37, 491776), (64, 284308), (68, 267584), (74, 245888), (113, 161024), (128, 142154), (136, 133792), (148, 122944), (226, 80512), (256, 71077), (272, 66896), (296, 61472), (452, 40256), (544, 33448), (592, 30736), (629, 28928), (904, 20128), (1088, 16724), (1184, 15368), (1258, 14464), (1808, 10064), (1921, 9472), (2176, 8362), (2368, 7684), (2516, 7232), (3616, 5032), (3842, 4736), (4181, 4352)]