18537920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3049}}^1$

素因数の和:3085

約数の個数: 56

約数和(自身を含む): 46482000

約数和(自身を除く): 27944080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3049, 6080, 6098, 12196, 15245, 24392, 30490, 48784, 57931, 60980, 97568, 115862, 121960, 195136, 231724, 243920, 289655, 463448, 487840, 579310, 926896, 975680, 1158620, 1853792, 2317240, 3707584, 4634480, 9268960, 18537920]

約数ペア:

[(1, 18537920), (2, 9268960), (4, 4634480), (5, 3707584), (8, 2317240), (10, 1853792), (16, 1158620), (19, 975680), (20, 926896), (32, 579310), (38, 487840), (40, 463448), (64, 289655), (76, 243920), (80, 231724), (95, 195136), (152, 121960), (160, 115862), (190, 97568), (304, 60980), (320, 57931), (380, 48784), (608, 30490), (760, 24392), (1216, 15245), (1520, 12196), (3040, 6098), (3049, 6080)]