20153193992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{745531}}^1$

素因数の和:745677

約数の個数: 32

約数和(自身を含む): 39364089600

約数和(自身を除く): 19210895608

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 218, 248, 436, 872, 3379, 6758, 13516, 27032, 745531, 1491062, 2982124, 5964248, 23111461, 46222922, 81262879, 92445844, 162525758, 184891688, 325051516, 650103032, 2519149249, 5038298498, 10076596996, 20153193992]

約数ペア:

[(1, 20153193992), (2, 10076596996), (4, 5038298498), (8, 2519149249), (31, 650103032), (62, 325051516), (109, 184891688), (124, 162525758), (218, 92445844), (248, 81262879), (436, 46222922), (872, 23111461), (3379, 5964248), (6758, 2982124), (13516, 1491062), (27032, 745531)]