19240494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 28659666

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 131, 182, 262, 269, 273, 393, 538, 546, 786, 807, 917, 1614, 1703, 1834, 1883, 2751, 3406, 3497, 3766, 5109, 5502, 5649, 6994, 10218, 10491, 11298, 11921, 20982, 23842, 24479, 35239, 35763, 48958, 70478, 71526, 73437, 105717, 146874, 211434, 246673, 458107, 493346, 740019, 916214, 1374321, 1480038, 2748642, 3206749, 6413498, 9620247, 19240494]

約数ペア:

[(1, 19240494), (2, 9620247), (3, 6413498), (6, 3206749), (7, 2748642), (13, 1480038), (14, 1374321), (21, 916214), (26, 740019), (39, 493346), (42, 458107), (78, 246673), (91, 211434), (131, 146874), (182, 105717), (262, 73437), (269, 71526), (273, 70478), (393, 48958), (538, 35763), (546, 35239), (786, 24479), (807, 23842), (917, 20982), (1614, 11921), (1703, 11298), (1834, 10491), (1883, 10218), (2751, 6994), (3406, 5649), (3497, 5502), (3766, 5109)]