1878487978

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{100853}}^1$

素因数の和:101061

約数の個数: 16

約数和(自身を含む): 2880390240

約数和(自身を除く): 1001902262

約数列:

[1, 2, 67, 134, 139, 278, 9313, 18626, 100853, 201706, 6757151, 13514302, 14018567, 28037134, 939243989, 1878487978]

約数ペア:

[(1, 1878487978), (2, 939243989), (67, 28037134), (134, 14018567), (139, 13514302), (278, 6757151), (9313, 201706), (18626, 100853)]