2017993838

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{541}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 3756710400

約数和(自身を除く): 1738716562

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 379, 518, 541, 703, 758, 1082, 1406, 2653, 3787, 4921, 5306, 7201, 7574, 9842, 10279, 14023, 14402, 20017, 20558, 28046, 40034, 50407, 71953, 98161, 100814, 140119, 143906, 196322, 205039, 266437, 280238, 380323, 410078, 532874, 760646, 1435273, 1865059, 2662261, 2870546, 3730118, 3895741, 5324522, 7586443, 7791482, 15172886, 27270187, 53105101, 54540374, 106210202, 144142417, 288284834, 1008996919, 2017993838]

約数ペア:

[(1, 2017993838), (2, 1008996919), (7, 288284834), (14, 144142417), (19, 106210202), (37, 54540374), (38, 53105101), (74, 27270187), (133, 15172886), (259, 7791482), (266, 7586443), (379, 5324522), (518, 3895741), (541, 3730118), (703, 2870546), (758, 2662261), (1082, 1865059), (1406, 1435273), (2653, 760646), (3787, 532874), (4921, 410078), (5306, 380323), (7201, 280238), (7574, 266437), (9842, 205039), (10279, 196322), (14023, 143906), (14402, 140119), (20017, 100814), (20558, 98161), (28046, 71953), (40034, 50407)]