2018763590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:965

約数の個数: 64

約数和(自身を含む): 3872074752

約数和(自身を除く): 1853311162

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 181, 230, 355, 362, 683, 710, 905, 1366, 1633, 1810, 3266, 3415, 4163, 6830, 8165, 8326, 12851, 15709, 16330, 20815, 25702, 31418, 41630, 48493, 64255, 78545, 96986, 123623, 128510, 157090, 242465, 247246, 295573, 484930, 591146, 618115, 1115339, 1236230, 1477865, 2230678, 2843329, 2955730, 5576695, 5686658, 8777233, 11153390, 14216645, 17554466, 28433290, 43886165, 87772330, 201876359, 403752718, 1009381795, 2018763590]

約数ペア:

[(1, 2018763590), (2, 1009381795), (5, 403752718), (10, 201876359), (23, 87772330), (46, 43886165), (71, 28433290), (115, 17554466), (142, 14216645), (181, 11153390), (230, 8777233), (355, 5686658), (362, 5576695), (683, 2955730), (710, 2843329), (905, 2230678), (1366, 1477865), (1633, 1236230), (1810, 1115339), (3266, 618115), (3415, 591146), (4163, 484930), (6830, 295573), (8165, 247246), (8326, 242465), (12851, 157090), (15709, 128510), (16330, 123623), (20815, 96986), (25702, 78545), (31418, 64255), (41630, 48493)]