20072853892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{776693}}^1$

素因数の和:776788

約数の個数: 48

約数和(自身を含む): 43842822912

約数和(自身を除く): 23769969020

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 6461, 12922, 25844, 776693, 1553386, 3106772, 5436851, 10097009, 10873702, 20194018, 21747404, 40388036, 55145203, 70679063, 110290406, 141358126, 220580812, 282716252, 386016421, 716887639, 772032842, 1433775278, 1544065684, 2867550556, 5018213473, 10036426946, 20072853892]

約数ペア:

[(1, 20072853892), (2, 10036426946), (4, 5018213473), (7, 2867550556), (13, 1544065684), (14, 1433775278), (26, 772032842), (28, 716887639), (52, 386016421), (71, 282716252), (91, 220580812), (142, 141358126), (182, 110290406), (284, 70679063), (364, 55145203), (497, 40388036), (923, 21747404), (994, 20194018), (1846, 10873702), (1988, 10097009), (3692, 5436851), (6461, 3106772), (12922, 1553386), (25844, 776693)]