2011201908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{111659}}^1$

素因数の和:111764

約数の個数: 48

約数和(自身を含む): 5002368000

約数和(自身を除く): 2991166092

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 79, 114, 158, 228, 237, 316, 474, 948, 1501, 3002, 4503, 6004, 9006, 18012, 111659, 223318, 334977, 446636, 669954, 1339908, 2121521, 4243042, 6364563, 8486084, 8821061, 12729126, 17642122, 25458252, 26463183, 35284244, 52926366, 105852732, 167600159, 335200318, 502800477, 670400636, 1005600954, 2011201908]

約数ペア:

[(1, 2011201908), (2, 1005600954), (3, 670400636), (4, 502800477), (6, 335200318), (12, 167600159), (19, 105852732), (38, 52926366), (57, 35284244), (76, 26463183), (79, 25458252), (114, 17642122), (158, 12729126), (228, 8821061), (237, 8486084), (316, 6364563), (474, 4243042), (948, 2121521), (1501, 1339908), (3002, 669954), (4503, 446636), (6004, 334977), (9006, 223318), (18012, 111659)]