2013202190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12451}}^1$

素因数の和:12537

約数の個数: 64

約数和(自身を含む): 4088240640

約数和(自身を除く): 2075038450

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 437, 703, 851, 874, 1406, 1702, 2185, 3515, 4255, 4370, 7030, 8510, 12451, 16169, 24902, 32338, 62255, 80845, 124510, 161690, 236569, 286373, 460687, 473138, 572746, 921374, 1182845, 1431865, 2303435, 2365690, 2863730, 4606870, 5441087, 8753053, 10595801, 10882174, 17506106, 21191602, 27205435, 43765265, 52979005, 54410870, 87530530, 105958010, 201320219, 402640438, 1006601095, 2013202190]

約数ペア:

[(1, 2013202190), (2, 1006601095), (5, 402640438), (10, 201320219), (19, 105958010), (23, 87530530), (37, 54410870), (38, 52979005), (46, 43765265), (74, 27205435), (95, 21191602), (115, 17506106), (185, 10882174), (190, 10595801), (230, 8753053), (370, 5441087), (437, 4606870), (703, 2863730), (851, 2365690), (874, 2303435), (1406, 1431865), (1702, 1182845), (2185, 921374), (3515, 572746), (4255, 473138), (4370, 460687), (7030, 286373), (8510, 236569), (12451, 161690), (16169, 124510), (24902, 80845), (32338, 62255)]