19472850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:524

約数の個数: 72

約数和(自身を含む): 52930020

約数和(自身を除く): 33457170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 109, 150, 218, 225, 327, 397, 450, 545, 654, 794, 981, 1090, 1191, 1635, 1962, 1985, 2382, 2725, 3270, 3573, 3970, 4905, 5450, 5955, 7146, 8175, 9810, 9925, 11910, 16350, 17865, 19850, 24525, 29775, 35730, 43273, 49050, 59550, 86546, 89325, 129819, 178650, 216365, 259638, 389457, 432730, 649095, 778914, 1081825, 1298190, 1947285, 2163650, 3245475, 3894570, 6490950, 9736425, 19472850]

約数ペア:

[(1, 19472850), (2, 9736425), (3, 6490950), (5, 3894570), (6, 3245475), (9, 2163650), (10, 1947285), (15, 1298190), (18, 1081825), (25, 778914), (30, 649095), (45, 432730), (50, 389457), (75, 259638), (90, 216365), (109, 178650), (150, 129819), (218, 89325), (225, 86546), (327, 59550), (397, 49050), (450, 43273), (545, 35730), (654, 29775), (794, 24525), (981, 19850), (1090, 17865), (1191, 16350), (1635, 11910), (1962, 9925), (1985, 9810), (2382, 8175), (2725, 7146), (3270, 5955), (3573, 5450), (3970, 4905)]