18935745310

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1\times {\mathrm{569}}^1$

素因数の和:1213

約数の個数: 64

約数和(自身を含む): 35206902720

約数和(自身を除く): 16271157410

約数列:

[1, 2, 5, 10, 43, 86, 193, 215, 386, 401, 430, 569, 802, 965, 1138, 1930, 2005, 2845, 4010, 5690, 8299, 16598, 17243, 24467, 34486, 41495, 48934, 77393, 82990, 86215, 109817, 122335, 154786, 172430, 219634, 228169, 244670, 386965, 456338, 549085, 773930, 1098170, 1140845, 2281690, 3327899, 4722131, 6655798, 9444262, 9811267, 16639495, 19622534, 23610655, 33278990, 44036617, 47221310, 49056335, 88073234, 98112670, 220183085, 440366170, 1893574531, 3787149062, 9467872655, 18935745310]

約数ペア:

[(1, 18935745310), (2, 9467872655), (5, 3787149062), (10, 1893574531), (43, 440366170), (86, 220183085), (193, 98112670), (215, 88073234), (386, 49056335), (401, 47221310), (430, 44036617), (569, 33278990), (802, 23610655), (965, 19622534), (1138, 16639495), (1930, 9811267), (2005, 9444262), (2845, 6655798), (4010, 4722131), (5690, 3327899), (8299, 2281690), (16598, 1140845), (17243, 1098170), (24467, 773930), (34486, 549085), (41495, 456338), (48934, 386965), (77393, 244670), (82990, 228169), (86215, 219634), (109817, 172430), (122335, 154786)]