1819136

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 80

約数和(自身を含む): 4419360

約数和(自身を除く): 2600224

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 64, 68, 76, 88, 128, 136, 152, 176, 187, 209, 256, 272, 304, 323, 352, 374, 418, 512, 544, 608, 646, 704, 748, 836, 1088, 1216, 1292, 1408, 1496, 1672, 2176, 2432, 2584, 2816, 2992, 3344, 3553, 4352, 4864, 5168, 5632, 5984, 6688, 7106, 8704, 9728, 10336, 11968, 13376, 14212, 20672, 23936, 26752, 28424, 41344, 47872, 53504, 56848, 82688, 95744, 107008, 113696, 165376, 227392, 454784, 909568, 1819136]

約数ペア:

[(1, 1819136), (2, 909568), (4, 454784), (8, 227392), (11, 165376), (16, 113696), (17, 107008), (19, 95744), (22, 82688), (32, 56848), (34, 53504), (38, 47872), (44, 41344), (64, 28424), (68, 26752), (76, 23936), (88, 20672), (128, 14212), (136, 13376), (152, 11968), (176, 10336), (187, 9728), (209, 8704), (256, 7106), (272, 6688), (304, 5984), (323, 5632), (352, 5168), (374, 4864), (418, 4352), (512, 3553), (544, 3344), (608, 2992), (646, 2816), (704, 2584), (748, 2432), (836, 2176), (1088, 1672), (1216, 1496), (1292, 1408)]