19345804550

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{9067}}^1$

素因数の和:9525

約数の個数: 48

約数和(自身を含む): 36364130880

約数和(自身を除く): 17018326330

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 307, 614, 695, 1390, 1535, 3070, 3475, 6950, 7675, 9067, 15350, 18134, 42673, 45335, 85346, 90670, 213365, 226675, 426730, 453350, 1066825, 1260313, 2133650, 2520626, 2783569, 5567138, 6301565, 12603130, 13917845, 27835690, 31507825, 63015650, 69589225, 139178450, 386916091, 773832182, 1934580455, 3869160910, 9672902275, 19345804550]

約数ペア:

[(1, 19345804550), (2, 9672902275), (5, 3869160910), (10, 1934580455), (25, 773832182), (50, 386916091), (139, 139178450), (278, 69589225), (307, 63015650), (614, 31507825), (695, 27835690), (1390, 13917845), (1535, 12603130), (3070, 6301565), (3475, 5567138), (6950, 2783569), (7675, 2520626), (9067, 2133650), (15350, 1260313), (18134, 1066825), (42673, 453350), (45335, 426730), (85346, 226675), (90670, 213365)]