19879596

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2991

約数の個数: 72

約数和(自身を含む): 58063824

約数和(自身を除く): 38184228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2953, 3366, 5906, 6732, 8859, 11812, 17718, 26577, 32483, 35436, 50201, 53154, 64966, 97449, 100402, 106308, 129932, 150603, 194898, 200804, 292347, 301206, 389796, 451809, 552211, 584694, 602412, 903618, 1104422, 1169388, 1656633, 1807236, 2208844, 3313266, 4969899, 6626532, 9939798, 19879596]

約数ペア:

[(1, 19879596), (2, 9939798), (3, 6626532), (4, 4969899), (6, 3313266), (9, 2208844), (11, 1807236), (12, 1656633), (17, 1169388), (18, 1104422), (22, 903618), (33, 602412), (34, 584694), (36, 552211), (44, 451809), (51, 389796), (66, 301206), (68, 292347), (99, 200804), (102, 194898), (132, 150603), (153, 129932), (187, 106308), (198, 100402), (204, 97449), (306, 64966), (374, 53154), (396, 50201), (561, 35436), (612, 32483), (748, 26577), (1122, 17718), (1683, 11812), (2244, 8859), (2953, 6732), (3366, 5906)]