18733312

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 54

約数和(自身を含む): 40584642

約数和(自身を除く): 21851330

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 433, 676, 832, 866, 1352, 1664, 1732, 2704, 3328, 3464, 5408, 5629, 6928, 10816, 11258, 13856, 21632, 22516, 27712, 43264, 45032, 55424, 73177, 90064, 110848, 146354, 180128, 292708, 360256, 585416, 720512, 1170832, 1441024, 2341664, 4683328, 9366656, 18733312]

約数ペア:

[(1, 18733312), (2, 9366656), (4, 4683328), (8, 2341664), (13, 1441024), (16, 1170832), (26, 720512), (32, 585416), (52, 360256), (64, 292708), (104, 180128), (128, 146354), (169, 110848), (208, 90064), (256, 73177), (338, 55424), (416, 45032), (433, 43264), (676, 27712), (832, 22516), (866, 21632), (1352, 13856), (1664, 11258), (1732, 10816), (2704, 6928), (3328, 5629), (3464, 5408)]