18772038

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 24471162

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 419, 786, 838, 1179, 1257, 2358, 2489, 2514, 3771, 4978, 7467, 7542, 7961, 14934, 15922, 22401, 23883, 44802, 47766, 54889, 71649, 109778, 143298, 164667, 329334, 494001, 988002, 1042891, 2085782, 3128673, 6257346, 9386019, 18772038]

約数ペア:

[(1, 18772038), (2, 9386019), (3, 6257346), (6, 3128673), (9, 2085782), (18, 1042891), (19, 988002), (38, 494001), (57, 329334), (114, 164667), (131, 143298), (171, 109778), (262, 71649), (342, 54889), (393, 47766), (419, 44802), (786, 23883), (838, 22401), (1179, 15922), (1257, 14934), (2358, 7961), (2489, 7542), (2514, 7467), (3771, 4978)]