18593780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 22895500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 293, 334, 380, 586, 668, 835, 1172, 1465, 1670, 2930, 3173, 3340, 5567, 5860, 6346, 11134, 12692, 15865, 22268, 27835, 31730, 48931, 55670, 63460, 97862, 111340, 195724, 244655, 489310, 929689, 978620, 1859378, 3718756, 4648445, 9296890, 18593780]

約数ペア:

[(1, 18593780), (2, 9296890), (4, 4648445), (5, 3718756), (10, 1859378), (19, 978620), (20, 929689), (38, 489310), (76, 244655), (95, 195724), (167, 111340), (190, 97862), (293, 63460), (334, 55670), (380, 48931), (586, 31730), (668, 27835), (835, 22268), (1172, 15865), (1465, 12692), (1670, 11134), (2930, 6346), (3173, 5860), (3340, 5567)]