18856976

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 38294424

約数和(自身を除く): 19437448

約数列:

[1, 2, 4, 8, 16, 37, 53, 74, 106, 148, 212, 296, 424, 592, 601, 848, 1202, 1961, 2404, 3922, 4808, 7844, 9616, 15688, 22237, 31376, 31853, 44474, 63706, 88948, 127412, 177896, 254824, 355792, 509648, 1178561, 2357122, 4714244, 9428488, 18856976]

約数ペア:

[(1, 18856976), (2, 9428488), (4, 4714244), (8, 2357122), (16, 1178561), (37, 509648), (53, 355792), (74, 254824), (106, 177896), (148, 127412), (212, 88948), (296, 63706), (424, 44474), (592, 31853), (601, 31376), (848, 22237), (1202, 15688), (1961, 9616), (2404, 7844), (3922, 4808)]