20528426502

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{419}}^1\times {\mathrm{44621}}^1$

素因数の和:45109

約数の個数: 48

約数和(自身を含む): 45316318320

約数和(自身を除く): 24787891818

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 419, 549, 838, 1098, 1257, 2514, 3771, 7542, 25559, 44621, 51118, 76677, 89242, 133863, 153354, 230031, 267726, 401589, 460062, 803178, 2721881, 5443762, 8165643, 16331286, 18696199, 24496929, 37392398, 48993858, 56088597, 112177194, 168265791, 336531582, 1140468139, 2280936278, 3421404417, 6842808834, 10264213251, 20528426502]

約数ペア:

[(1, 20528426502), (2, 10264213251), (3, 6842808834), (6, 3421404417), (9, 2280936278), (18, 1140468139), (61, 336531582), (122, 168265791), (183, 112177194), (366, 56088597), (419, 48993858), (549, 37392398), (838, 24496929), (1098, 18696199), (1257, 16331286), (2514, 8165643), (3771, 5443762), (7542, 2721881), (25559, 803178), (44621, 460062), (51118, 401589), (76677, 267726), (89242, 230031), (133863, 153354)]