18769136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:597

約数の個数: 40

約数和(自身を含む): 38092800

約数和(自身を除く): 19323664

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 479, 496, 632, 958, 1264, 1916, 2449, 3832, 4898, 7664, 9796, 14849, 19592, 29698, 37841, 39184, 59396, 75682, 118792, 151364, 237584, 302728, 605456, 1173071, 2346142, 4692284, 9384568, 18769136]

約数ペア:

[(1, 18769136), (2, 9384568), (4, 4692284), (8, 2346142), (16, 1173071), (31, 605456), (62, 302728), (79, 237584), (124, 151364), (158, 118792), (248, 75682), (316, 59396), (479, 39184), (496, 37841), (632, 29698), (958, 19592), (1264, 14849), (1916, 9796), (2449, 7664), (3832, 4898)]