19591728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31397}}^1$

素因数の和:31421

約数の個数: 40

約数和(自身を含む): 54506928

約数和(自身を除く): 34915200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31397, 62794, 94191, 125588, 188382, 251176, 376764, 408161, 502352, 753528, 816322, 1224483, 1507056, 1632644, 2448966, 3265288, 4897932, 6530576, 9795864, 19591728]

約数ペア:

[(1, 19591728), (2, 9795864), (3, 6530576), (4, 4897932), (6, 3265288), (8, 2448966), (12, 1632644), (13, 1507056), (16, 1224483), (24, 816322), (26, 753528), (39, 502352), (48, 408161), (52, 376764), (78, 251176), (104, 188382), (156, 125588), (208, 94191), (312, 62794), (624, 31397)]