38991636

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 102868584

約数和(自身を除く): 63876948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 73, 74, 111, 146, 148, 219, 222, 292, 333, 401, 438, 444, 657, 666, 802, 876, 1203, 1314, 1332, 1604, 2406, 2628, 2701, 3609, 4812, 5402, 7218, 8103, 10804, 14436, 14837, 16206, 24309, 29273, 29674, 32412, 44511, 48618, 58546, 59348, 87819, 89022, 97236, 117092, 133533, 175638, 178044, 263457, 267066, 351276, 526914, 534132, 1053828, 1083101, 2166202, 3249303, 4332404, 6498606, 9747909, 12997212, 19495818, 38991636]

約数ペア:

[(1, 38991636), (2, 19495818), (3, 12997212), (4, 9747909), (6, 6498606), (9, 4332404), (12, 3249303), (18, 2166202), (36, 1083101), (37, 1053828), (73, 534132), (74, 526914), (111, 351276), (146, 267066), (148, 263457), (219, 178044), (222, 175638), (292, 133533), (333, 117092), (401, 97236), (438, 89022), (444, 87819), (657, 59348), (666, 58546), (802, 48618), (876, 44511), (1203, 32412), (1314, 29674), (1332, 29273), (1604, 24309), (2406, 16206), (2628, 14837), (2701, 14436), (3609, 10804), (4812, 8103), (5402, 7218)]