19753136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4173

約数の個数: 40

約数和(自身を含む): 43018080

約数和(自身を除く): 23264944

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4129, 4784, 8258, 16516, 33032, 53677, 66064, 94967, 107354, 189934, 214708, 379868, 429416, 759736, 858832, 1234571, 1519472, 2469142, 4938284, 9876568, 19753136]

約数ペア:

[(1, 19753136), (2, 9876568), (4, 4938284), (8, 2469142), (13, 1519472), (16, 1234571), (23, 858832), (26, 759736), (46, 429416), (52, 379868), (92, 214708), (104, 189934), (184, 107354), (208, 94967), (299, 66064), (368, 53677), (598, 33032), (1196, 16516), (2392, 8258), (4129, 4784)]