19432920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12457}}^1$

素因数の和:12484

約数の個数: 64

約数和(自身を含む): 62788320

約数和(自身を除く): 43355400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12457, 24914, 37371, 49828, 62285, 74742, 99656, 124570, 149484, 161941, 186855, 249140, 298968, 323882, 373710, 485823, 498280, 647764, 747420, 809705, 971646, 1295528, 1494840, 1619410, 1943292, 2429115, 3238820, 3886584, 4858230, 6477640, 9716460, 19432920]

約数ペア:

[(1, 19432920), (2, 9716460), (3, 6477640), (4, 4858230), (5, 3886584), (6, 3238820), (8, 2429115), (10, 1943292), (12, 1619410), (13, 1494840), (15, 1295528), (20, 971646), (24, 809705), (26, 747420), (30, 647764), (39, 498280), (40, 485823), (52, 373710), (60, 323882), (65, 298968), (78, 249140), (104, 186855), (120, 161941), (130, 149484), (156, 124570), (195, 99656), (260, 74742), (312, 62285), (390, 49828), (520, 37371), (780, 24914), (1560, 12457)]