19673160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12611}}^1$

素因数の和:12638

約数の個数: 64

約数和(自身を含む): 63564480

約数和(自身を除く): 43891320

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, 12611, 25222, 37833, 50444, 63055, 75666, 100888, 126110, 151332, 163943, 189165, 252220, 302664, 327886, 378330, 491829, 504440, 655772, 756660, 819715, 983658, 1311544, 1513320, 1639430, 1967316, 2459145, 3278860, 3934632, 4918290, 6557720, 9836580, 19673160]

約数ペア:

[(1, 19673160), (2, 9836580), (3, 6557720), (4, 4918290), (5, 3934632), (6, 3278860), (8, 2459145), (10, 1967316), (12, 1639430), (13, 1513320), (15, 1311544), (20, 983658), (24, 819715), (26, 756660), (30, 655772), (39, 504440), (40, 491829), (52, 378330), (60, 327886), (65, 302664), (78, 252220), (104, 189165), (120, 163943), (130, 151332), (156, 126110), (195, 100888), (260, 75666), (312, 63055), (390, 50444), (520, 37833), (780, 25222), (1560, 12611)]