18735015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3313}}^1$

素因数の和:3363

約数の個数: 32

約数和(自身を含む): 33405120

約数和(自身を除く): 14670105

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3313, 5655, 9939, 16565, 43069, 49695, 96077, 129207, 215345, 288231, 480385, 646035, 1249001, 1441155, 3747003, 6245005, 18735015]

約数ペア:

[(1, 18735015), (3, 6245005), (5, 3747003), (13, 1441155), (15, 1249001), (29, 646035), (39, 480385), (65, 288231), (87, 215345), (145, 129207), (195, 96077), (377, 49695), (435, 43069), (1131, 16565), (1885, 9939), (3313, 5655)]