639692714096

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4111}}^1\times {\mathrm{511859}}^1$

素因数の和:515997

約数の個数: 40

約数和(自身を含む): 1304956358400

約数和(自身を除く): 665263644304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4111, 8222, 16444, 32888, 65776, 78109, 156218, 312436, 511859, 624872, 1023718, 1249744, 2047436, 4094872, 8189744, 9725321, 19450642, 38901284, 77802568, 155605136, 2104252349, 4208504698, 8417009396, 16834018792, 33668037584, 39980794631, 79961589262, 159923178524, 319846357048, 639692714096]

約数ペア:

[(1, 639692714096), (2, 319846357048), (4, 159923178524), (8, 79961589262), (16, 39980794631), (19, 33668037584), (38, 16834018792), (76, 8417009396), (152, 4208504698), (304, 2104252349), (4111, 155605136), (8222, 77802568), (16444, 38901284), (32888, 19450642), (65776, 9725321), (78109, 8189744), (156218, 4094872), (312436, 2047436), (511859, 1249744), (624872, 1023718)]