17780959144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{32797}}^1$

素因数の和:33230

約数の個数: 48

約数和(自身を含む): 36192265020

約数和(自身を除く): 18411305876

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 401, 676, 802, 1352, 1604, 3208, 5213, 10426, 20852, 32797, 41704, 65594, 67769, 131188, 135538, 262376, 271076, 426361, 542152, 852722, 1705444, 3410888, 5542693, 11085386, 13151597, 22170772, 26303194, 44341544, 52606388, 105212776, 170970761, 341941522, 683883044, 1367766088, 2222619893, 4445239786, 8890479572, 17780959144]

約数ペア:

[(1, 17780959144), (2, 8890479572), (4, 4445239786), (8, 2222619893), (13, 1367766088), (26, 683883044), (52, 341941522), (104, 170970761), (169, 105212776), (338, 52606388), (401, 44341544), (676, 26303194), (802, 22170772), (1352, 13151597), (1604, 11085386), (3208, 5542693), (5213, 3410888), (10426, 1705444), (20852, 852722), (32797, 542152), (41704, 426361), (65594, 271076), (67769, 262376), (131188, 135538)]