20121747542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1\times {\mathrm{25307}}^1$

素因数の和:25952

約数の個数: 32

約数和(自身を含む): 33176358432

約数和(自身を除く): 13054610890

約数列:

[1, 2, 13, 26, 53, 106, 577, 689, 1154, 1378, 7501, 15002, 25307, 30581, 50614, 61162, 328991, 397553, 657982, 795106, 1341271, 2682542, 14602139, 17436523, 29204278, 34873046, 189827807, 379655614, 773913367, 1547826734, 10060873771, 20121747542]

約数ペア:

[(1, 20121747542), (2, 10060873771), (13, 1547826734), (26, 773913367), (53, 379655614), (106, 189827807), (577, 34873046), (689, 29204278), (1154, 17436523), (1378, 14602139), (7501, 2682542), (15002, 1341271), (25307, 795106), (30581, 657982), (50614, 397553), (61162, 328991)]