18444676864

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{10067}}^1$

素因数の和:10521

約数の個数: 72

約数和(自身を含む): 39079505808

約数和(自身を除く): 20634828944

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 421, 544, 842, 1088, 1684, 2176, 3368, 4352, 6736, 7157, 10067, 13472, 14314, 20134, 26944, 28628, 40268, 53888, 57256, 80536, 107776, 114512, 161072, 171139, 229024, 322144, 342278, 458048, 644288, 684556, 916096, 1288576, 1369112, 1832192, 2577152, 2738224, 4238207, 5476448, 8476414, 10952896, 16952828, 21905792, 33905656, 43811584, 67811312, 72049519, 135622624, 144099038, 271245248, 288198076, 542490496, 576396152, 1084980992, 1152792304, 2305584608, 4611169216, 9222338432, 18444676864]

約数ペア:

[(1, 18444676864), (2, 9222338432), (4, 4611169216), (8, 2305584608), (16, 1152792304), (17, 1084980992), (32, 576396152), (34, 542490496), (64, 288198076), (68, 271245248), (128, 144099038), (136, 135622624), (256, 72049519), (272, 67811312), (421, 43811584), (544, 33905656), (842, 21905792), (1088, 16952828), (1684, 10952896), (2176, 8476414), (3368, 5476448), (4352, 4238207), (6736, 2738224), (7157, 2577152), (10067, 1832192), (13472, 1369112), (14314, 1288576), (20134, 916096), (26944, 684556), (28628, 644288), (40268, 458048), (53888, 342278), (57256, 322144), (80536, 229024), (107776, 171139), (114512, 161072)]