20091006

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3733}}^1$

素因数の和:3777

約数の個数: 48

約数和(自身を含む): 48930336

約数和(自身を除く): 28839330

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 3733, 5382, 7466, 11199, 22398, 33597, 48529, 67194, 85859, 97058, 145587, 171718, 257577, 291174, 436761, 515154, 772731, 873522, 1116167, 1545462, 2232334, 3348501, 6697002, 10045503, 20091006]

約数ペア:

[(1, 20091006), (2, 10045503), (3, 6697002), (6, 3348501), (9, 2232334), (13, 1545462), (18, 1116167), (23, 873522), (26, 772731), (39, 515154), (46, 436761), (69, 291174), (78, 257577), (117, 171718), (138, 145587), (207, 97058), (234, 85859), (299, 67194), (414, 48529), (598, 33597), (897, 22398), (1794, 11199), (2691, 7466), (3733, 5382)]