20213612510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1306633}}^1$

素因数の和:1306677

約数の個数: 64

約数和(自身を含む): 47415134592

約数和(自身を除く): 27201522082

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 1306633, 2613266, 6533165, 9146431, 13066330, 16986229, 18292862, 22212761, 33972458, 44425522, 45732155, 84931145, 91464310, 111063805, 118903603, 155489327, 169862290, 222127610, 237807206, 288765893, 310978654, 577531786, 594518015, 777446635, 1189036030, 1443829465, 1554893270, 2021361251, 2887658930, 4042722502, 10106806255, 20213612510]

約数ペア:

[(1, 20213612510), (2, 10106806255), (5, 4042722502), (7, 2887658930), (10, 2021361251), (13, 1554893270), (14, 1443829465), (17, 1189036030), (26, 777446635), (34, 594518015), (35, 577531786), (65, 310978654), (70, 288765893), (85, 237807206), (91, 222127610), (119, 169862290), (130, 155489327), (170, 118903603), (182, 111063805), (221, 91464310), (238, 84931145), (442, 45732155), (455, 44425522), (595, 33972458), (910, 22212761), (1105, 18292862), (1190, 16986229), (1547, 13066330), (2210, 9146431), (3094, 6533165), (7735, 2613266), (15470, 1306633)]