19463340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24953}}^1$

素因数の和:24978

約数の個数: 48

約数和(自身を含む): 58691808

約数和(自身を除く): 39228468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 24953, 49906, 74859, 99812, 124765, 149718, 249530, 299436, 324389, 374295, 499060, 648778, 748590, 973167, 1297556, 1497180, 1621945, 1946334, 3243890, 3892668, 4865835, 6487780, 9731670, 19463340]

約数ペア:

[(1, 19463340), (2, 9731670), (3, 6487780), (4, 4865835), (5, 3892668), (6, 3243890), (10, 1946334), (12, 1621945), (13, 1497180), (15, 1297556), (20, 973167), (26, 748590), (30, 648778), (39, 499060), (52, 374295), (60, 324389), (65, 299436), (78, 249530), (130, 149718), (156, 124765), (195, 99812), (260, 74859), (390, 49906), (780, 24953)]