19806150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1451}}^1$

素因数の和:1486

約数の個数: 96

約数和(自身を含む): 60496128

約数和(自身を除く): 40689978

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 130, 150, 175, 182, 195, 210, 273, 325, 350, 390, 455, 525, 546, 650, 910, 975, 1050, 1365, 1451, 1950, 2275, 2730, 2902, 4353, 4550, 6825, 7255, 8706, 10157, 13650, 14510, 18863, 20314, 21765, 30471, 36275, 37726, 43530, 50785, 56589, 60942, 72550, 94315, 101570, 108825, 113178, 132041, 152355, 188630, 217650, 253925, 264082, 282945, 304710, 396123, 471575, 507850, 565890, 660205, 761775, 792246, 943150, 1320410, 1414725, 1523550, 1980615, 2829450, 3301025, 3961230, 6602050, 9903075, 19806150]

約数ペア:

[(1, 19806150), (2, 9903075), (3, 6602050), (5, 3961230), (6, 3301025), (7, 2829450), (10, 1980615), (13, 1523550), (14, 1414725), (15, 1320410), (21, 943150), (25, 792246), (26, 761775), (30, 660205), (35, 565890), (39, 507850), (42, 471575), (50, 396123), (65, 304710), (70, 282945), (75, 264082), (78, 253925), (91, 217650), (105, 188630), (130, 152355), (150, 132041), (175, 113178), (182, 108825), (195, 101570), (210, 94315), (273, 72550), (325, 60942), (350, 56589), (390, 50785), (455, 43530), (525, 37726), (546, 36275), (650, 30471), (910, 21765), (975, 20314), (1050, 18863), (1365, 14510), (1451, 13650), (1950, 10157), (2275, 8706), (2730, 7255), (2902, 6825), (4353, 4550)]