20942670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1$

素因数の和:3265

約数の個数: 64

約数和(自身を含む): 59314176

約数和(自身を除く): 38371506

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3217, 3255, 6434, 6510, 9651, 16085, 19302, 22519, 32170, 45038, 48255, 67557, 96510, 99727, 112595, 135114, 199454, 225190, 299181, 337785, 498635, 598362, 675570, 698089, 997270, 1396178, 1495905, 2094267, 2991810, 3490445, 4188534, 6980890, 10471335, 20942670]

約数ペア:

[(1, 20942670), (2, 10471335), (3, 6980890), (5, 4188534), (6, 3490445), (7, 2991810), (10, 2094267), (14, 1495905), (15, 1396178), (21, 997270), (30, 698089), (31, 675570), (35, 598362), (42, 498635), (62, 337785), (70, 299181), (93, 225190), (105, 199454), (155, 135114), (186, 112595), (210, 99727), (217, 96510), (310, 67557), (434, 48255), (465, 45038), (651, 32170), (930, 22519), (1085, 19302), (1302, 16085), (2170, 9651), (3217, 6510), (3255, 6434)]