20120646936

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{239737}}^1$

素因数の和:240028

約数の個数: 64

約数和(自身を含む): 54372578400

約数和(自身を除く): 34251931464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 269, 312, 538, 807, 1076, 1614, 2152, 3228, 3497, 6456, 6994, 10491, 13988, 20982, 27976, 41964, 83928, 239737, 479474, 719211, 958948, 1438422, 1917896, 2876844, 3116581, 5753688, 6233162, 9349743, 12466324, 18699486, 24932648, 37398972, 64489253, 74797944, 128978506, 193467759, 257957012, 386935518, 515914024, 773871036, 838360289, 1547742072, 1676720578, 2515080867, 3353441156, 5030161734, 6706882312, 10060323468, 20120646936]

約数ペア:

[(1, 20120646936), (2, 10060323468), (3, 6706882312), (4, 5030161734), (6, 3353441156), (8, 2515080867), (12, 1676720578), (13, 1547742072), (24, 838360289), (26, 773871036), (39, 515914024), (52, 386935518), (78, 257957012), (104, 193467759), (156, 128978506), (269, 74797944), (312, 64489253), (538, 37398972), (807, 24932648), (1076, 18699486), (1614, 12466324), (2152, 9349743), (3228, 6233162), (3497, 5753688), (6456, 3116581), (6994, 2876844), (10491, 1917896), (13988, 1438422), (20982, 958948), (27976, 719211), (41964, 479474), (83928, 239737)]