18553730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2$

素因数の和:179

約数の個数: 48

約数和(自身を含む): 37477944

約数和(自身を除く): 18924214

約数列:

[1, 2, 5, 10, 13, 26, 41, 59, 65, 82, 118, 130, 205, 295, 410, 533, 590, 767, 1066, 1534, 2419, 2665, 3481, 3835, 4838, 5330, 6962, 7670, 12095, 17405, 24190, 31447, 34810, 45253, 62894, 90506, 142721, 157235, 226265, 285442, 314470, 452530, 713605, 1427210, 1855373, 3710746, 9276865, 18553730]

約数ペア:

[(1, 18553730), (2, 9276865), (5, 3710746), (10, 1855373), (13, 1427210), (26, 713605), (41, 452530), (59, 314470), (65, 285442), (82, 226265), (118, 157235), (130, 142721), (205, 90506), (295, 62894), (410, 45253), (533, 34810), (590, 31447), (767, 24190), (1066, 17405), (1534, 12095), (2419, 7670), (2665, 6962), (3481, 5330), (3835, 4838)]