20140520407

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{1823}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 23784026112

約数和(自身を除く): 3643505705

約数列:

[1, 7, 53, 97, 307, 371, 679, 1823, 2149, 5141, 12761, 16271, 29779, 35987, 96619, 113897, 176831, 208453, 559661, 676333, 1237817, 1578287, 3917627, 9372043, 11048009, 29662033, 54287117, 65604301, 207634231, 380009819, 2877217201, 20140520407]

約数ペア:

[(1, 20140520407), (7, 2877217201), (53, 380009819), (97, 207634231), (307, 65604301), (371, 54287117), (679, 29662033), (1823, 11048009), (2149, 9372043), (5141, 3917627), (12761, 1578287), (16271, 1237817), (29779, 676333), (35987, 559661), (96619, 208453), (113897, 176831)]