20131625178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{636553}}^1$

素因数の和:636819

約数の個数: 48

約数和(自身を含む): 50048421696

約数和(自身を除く): 29916796518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 251, 502, 753, 1506, 1757, 2259, 3514, 4518, 5271, 10542, 15813, 31626, 636553, 1273106, 1909659, 3819318, 4455871, 5728977, 8911742, 11457954, 13367613, 26735226, 40102839, 80205678, 159774803, 319549606, 479324409, 958648818, 1118423621, 1437973227, 2236847242, 2875946454, 3355270863, 6710541726, 10065812589, 20131625178]

約数ペア:

[(1, 20131625178), (2, 10065812589), (3, 6710541726), (6, 3355270863), (7, 2875946454), (9, 2236847242), (14, 1437973227), (18, 1118423621), (21, 958648818), (42, 479324409), (63, 319549606), (126, 159774803), (251, 80205678), (502, 40102839), (753, 26735226), (1506, 13367613), (1757, 11457954), (2259, 8911742), (3514, 5728977), (4518, 4455871), (5271, 3819318), (10542, 1909659), (15813, 1273106), (31626, 636553)]