20586039565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{17489}}^1$

素因数の和:17726

約数の個数: 48

約数和(自身を含む): 30726432000

約数和(自身を除く): 10140392435

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 199, 455, 845, 995, 1183, 1393, 2587, 5915, 6965, 12935, 17489, 18109, 33631, 87445, 90545, 122423, 168155, 227357, 235417, 612115, 1136785, 1177085, 1591499, 2955641, 3480311, 7957495, 14778205, 17401555, 20689487, 24362177, 45244043, 103447435, 121810885, 226220215, 316708301, 588172559, 1583541505, 2940862795, 4117207913, 20586039565]

約数ペア:

[(1, 20586039565), (5, 4117207913), (7, 2940862795), (13, 1583541505), (35, 588172559), (65, 316708301), (91, 226220215), (169, 121810885), (199, 103447435), (455, 45244043), (845, 24362177), (995, 20689487), (1183, 17401555), (1393, 14778205), (2587, 7957495), (5915, 3480311), (6965, 2955641), (12935, 1591499), (17489, 1177085), (18109, 1136785), (33631, 612115), (87445, 235417), (90545, 227357), (122423, 168155)]