20057312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3039

約数の個数: 48

約数和(自身を含む): 45360000

約数和(自身を除く): 25302688

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 2999, 3344, 5998, 6688, 11996, 23992, 32989, 47984, 56981, 65978, 95968, 113962, 131956, 227924, 263912, 455848, 527824, 626791, 911696, 1055648, 1253582, 1823392, 2507164, 5014328, 10028656, 20057312]

約数ペア:

[(1, 20057312), (2, 10028656), (4, 5014328), (8, 2507164), (11, 1823392), (16, 1253582), (19, 1055648), (22, 911696), (32, 626791), (38, 527824), (44, 455848), (76, 263912), (88, 227924), (152, 131956), (176, 113962), (209, 95968), (304, 65978), (352, 56981), (418, 47984), (608, 32989), (836, 23992), (1672, 11996), (2999, 6688), (3344, 5998)]