2018992274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2\times {\mathrm{509}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 3403338120

約数和(自身を除く): 1384345846

約数列:

[1, 2, 13, 26, 41, 61, 82, 122, 509, 533, 793, 1018, 1066, 1586, 2501, 3721, 5002, 6617, 7442, 13234, 20869, 31049, 32513, 41738, 48373, 62098, 65026, 96746, 152561, 271297, 305122, 403637, 542594, 807274, 1273009, 1893989, 1983293, 2546018, 3787978, 3966586, 16549117, 24621857, 33098234, 49243714, 77653549, 155307098, 1009496137, 2018992274]

約数ペア:

[(1, 2018992274), (2, 1009496137), (13, 155307098), (26, 77653549), (41, 49243714), (61, 33098234), (82, 24621857), (122, 16549117), (509, 3966586), (533, 3787978), (793, 2546018), (1018, 1983293), (1066, 1893989), (1586, 1273009), (2501, 807274), (3721, 542594), (5002, 403637), (6617, 305122), (7442, 271297), (13234, 152561), (20869, 96746), (31049, 65026), (32513, 62098), (41738, 48373)]