19462865780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1\times {\mathrm{13421}}^1$

素因数の和:15800

約数の個数: 48

約数和(自身を含む): 42211653120

約数和(自身を除く): 22748787340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2339, 4678, 9356, 11695, 13421, 23390, 26842, 46780, 53684, 67105, 72509, 134210, 145018, 268420, 290036, 362545, 416051, 725090, 832102, 1450180, 1664204, 2080255, 4160510, 8321020, 31391719, 62783438, 125566876, 156958595, 313917190, 627834380, 973143289, 1946286578, 3892573156, 4865716445, 9731432890, 19462865780]

約数ペア:

[(1, 19462865780), (2, 9731432890), (4, 4865716445), (5, 3892573156), (10, 1946286578), (20, 973143289), (31, 627834380), (62, 313917190), (124, 156958595), (155, 125566876), (310, 62783438), (620, 31391719), (2339, 8321020), (4678, 4160510), (9356, 2080255), (11695, 1664204), (13421, 1450180), (23390, 832102), (26842, 725090), (46780, 416051), (53684, 362545), (67105, 290036), (72509, 268420), (134210, 145018)]