31299536

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{691}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 64356000

約数和(自身を除く): 33056464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 691, 1192, 1382, 2384, 2764, 2831, 5528, 5662, 11056, 11324, 13129, 22648, 26258, 45296, 52516, 102959, 105032, 205918, 210064, 411836, 823672, 1647344, 1956221, 3912442, 7824884, 15649768, 31299536]

約数ペア:

[(1, 31299536), (2, 15649768), (4, 7824884), (8, 3912442), (16, 1956221), (19, 1647344), (38, 823672), (76, 411836), (149, 210064), (152, 205918), (298, 105032), (304, 102959), (596, 52516), (691, 45296), (1192, 26258), (1382, 22648), (2384, 13129), (2764, 11324), (2831, 11056), (5528, 5662)]