16921450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3719}}^1$

素因数の和:3751

約数の個数: 48

約数和(自身を含む): 38747520

約数和(自身を除く): 21826070

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 3719, 4550, 7438, 18595, 26033, 37190, 48347, 52066, 92975, 96694, 130165, 185950, 241735, 260330, 338429, 483470, 650825, 676858, 1208675, 1301650, 1692145, 2417350, 3384290, 8460725, 16921450]

約数ペア:

[(1, 16921450), (2, 8460725), (5, 3384290), (7, 2417350), (10, 1692145), (13, 1301650), (14, 1208675), (25, 676858), (26, 650825), (35, 483470), (50, 338429), (65, 260330), (70, 241735), (91, 185950), (130, 130165), (175, 96694), (182, 92975), (325, 52066), (350, 48347), (455, 37190), (650, 26033), (910, 18595), (2275, 7438), (3719, 4550)]