18698912

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:993

約数の個数: 48

約数和(自身を含む): 40075560

約数和(自身を除く): 21376648

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 272, 296, 544, 592, 629, 929, 1184, 1258, 1858, 2516, 3716, 5032, 7432, 10064, 14864, 15793, 20128, 29728, 31586, 34373, 63172, 68746, 126344, 137492, 252688, 274984, 505376, 549968, 584341, 1099936, 1168682, 2337364, 4674728, 9349456, 18698912]

約数ペア:

[(1, 18698912), (2, 9349456), (4, 4674728), (8, 2337364), (16, 1168682), (17, 1099936), (32, 584341), (34, 549968), (37, 505376), (68, 274984), (74, 252688), (136, 137492), (148, 126344), (272, 68746), (296, 63172), (544, 34373), (592, 31586), (629, 29728), (929, 20128), (1184, 15793), (1258, 14864), (1858, 10064), (2516, 7432), (3716, 5032)]