17804958128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1\times {\mathrm{1409}}^1$

素因数の和:1870

約数の個数: 80

約数和(自身を含む): 36226848000

約数和(自身を除く): 18421889872

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 349, 496, 584, 698, 1168, 1396, 1409, 2263, 2792, 2818, 4526, 5584, 5636, 9052, 10819, 11272, 18104, 21638, 22544, 25477, 36208, 43276, 43679, 50954, 86552, 87358, 101908, 102857, 173104, 174716, 203816, 205714, 349432, 407632, 411428, 491741, 698864, 789787, 822856, 983482, 1579574, 1645712, 1966964, 3159148, 3188567, 3933928, 6318296, 6377134, 7867856, 12636592, 12754268, 15243971, 25508536, 30487942, 35897093, 51017072, 60975884, 71794186, 121951768, 143588372, 243903536, 287176744, 574353488, 1112809883, 2225619766, 4451239532, 8902479064, 17804958128]

約数ペア:

[(1, 17804958128), (2, 8902479064), (4, 4451239532), (8, 2225619766), (16, 1112809883), (31, 574353488), (62, 287176744), (73, 243903536), (124, 143588372), (146, 121951768), (248, 71794186), (292, 60975884), (349, 51017072), (496, 35897093), (584, 30487942), (698, 25508536), (1168, 15243971), (1396, 12754268), (1409, 12636592), (2263, 7867856), (2792, 6377134), (2818, 6318296), (4526, 3933928), (5584, 3188567), (5636, 3159148), (9052, 1966964), (10819, 1645712), (11272, 1579574), (18104, 983482), (21638, 822856), (22544, 789787), (25477, 698864), (36208, 491741), (43276, 411428), (43679, 407632), (50954, 349432), (86552, 205714), (87358, 203816), (101908, 174716), (102857, 173104)]