19222398

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 72

約数和(自身を含む): 46247760

約数和(自身を除く): 27025362

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 89, 117, 142, 169, 178, 213, 234, 267, 338, 426, 507, 534, 639, 801, 923, 1014, 1157, 1278, 1521, 1602, 1846, 2314, 2769, 3042, 3471, 5538, 6319, 6942, 8307, 10413, 11999, 12638, 15041, 16614, 18957, 20826, 23998, 30082, 35997, 37914, 45123, 56871, 71994, 82147, 90246, 107991, 113742, 135369, 164294, 215982, 246441, 270738, 492882, 739323, 1067911, 1478646, 2135822, 3203733, 6407466, 9611199, 19222398]

約数ペア:

[(1, 19222398), (2, 9611199), (3, 6407466), (6, 3203733), (9, 2135822), (13, 1478646), (18, 1067911), (26, 739323), (39, 492882), (71, 270738), (78, 246441), (89, 215982), (117, 164294), (142, 135369), (169, 113742), (178, 107991), (213, 90246), (234, 82147), (267, 71994), (338, 56871), (426, 45123), (507, 37914), (534, 35997), (639, 30082), (801, 23998), (923, 20826), (1014, 18957), (1157, 16614), (1278, 15041), (1521, 12638), (1602, 11999), (1846, 10413), (2314, 8307), (2769, 6942), (3042, 6319), (3471, 5538)]