20569770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17581}}^1$

素因数の和:17607

約数の個数: 48

約数和(自身を含む): 57598632

約数和(自身を除く): 37028862

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17581, 35162, 52743, 87905, 105486, 158229, 175810, 228553, 263715, 316458, 457106, 527430, 685659, 791145, 1142765, 1371318, 1582290, 2056977, 2285530, 3428295, 4113954, 6856590, 10284885, 20569770]

約数ペア:

[(1, 20569770), (2, 10284885), (3, 6856590), (5, 4113954), (6, 3428295), (9, 2285530), (10, 2056977), (13, 1582290), (15, 1371318), (18, 1142765), (26, 791145), (30, 685659), (39, 527430), (45, 457106), (65, 316458), (78, 263715), (90, 228553), (117, 175810), (130, 158229), (195, 105486), (234, 87905), (390, 52743), (585, 35162), (1170, 17581)]