18252544

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 39146688

約数和(自身を除く): 20894144

約数列:

[1, 2, 4, 8, 16, 32, 37, 41, 47, 64, 74, 82, 94, 128, 148, 164, 188, 256, 296, 328, 376, 592, 656, 752, 1184, 1312, 1504, 1517, 1739, 1927, 2368, 2624, 3008, 3034, 3478, 3854, 4736, 5248, 6016, 6068, 6956, 7708, 9472, 10496, 12032, 12136, 13912, 15416, 24272, 27824, 30832, 48544, 55648, 61664, 71299, 97088, 111296, 123328, 142598, 194176, 222592, 246656, 285196, 388352, 445184, 493312, 570392, 1140784, 2281568, 4563136, 9126272, 18252544]

約数ペア:

[(1, 18252544), (2, 9126272), (4, 4563136), (8, 2281568), (16, 1140784), (32, 570392), (37, 493312), (41, 445184), (47, 388352), (64, 285196), (74, 246656), (82, 222592), (94, 194176), (128, 142598), (148, 123328), (164, 111296), (188, 97088), (256, 71299), (296, 61664), (328, 55648), (376, 48544), (592, 30832), (656, 27824), (752, 24272), (1184, 15416), (1312, 13912), (1504, 12136), (1517, 12032), (1739, 10496), (1927, 9472), (2368, 7708), (2624, 6956), (3008, 6068), (3034, 6016), (3478, 5248), (3854, 4736)]