20189463861

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 32136652800

約数和(自身を除く): 11947188939

約数列:

[1, 3, 7, 21, 29, 87, 203, 251, 269, 491, 609, 753, 807, 1473, 1757, 1883, 3437, 5271, 5649, 7279, 7801, 10311, 14239, 21837, 23403, 42717, 50953, 54607, 67519, 99673, 123241, 132079, 152859, 163821, 202557, 299019, 369723, 396237, 472633, 862687, 924553, 1417899, 1958051, 2588061, 2773659, 3573989, 3830291, 5874153, 10721967, 11490873, 13706357, 25017923, 26812037, 33151829, 41119071, 75053769, 80436111, 99455487, 232062803, 696188409, 961403041, 2884209123, 6729821287, 20189463861]

約数ペア:

[(1, 20189463861), (3, 6729821287), (7, 2884209123), (21, 961403041), (29, 696188409), (87, 232062803), (203, 99455487), (251, 80436111), (269, 75053769), (491, 41119071), (609, 33151829), (753, 26812037), (807, 25017923), (1473, 13706357), (1757, 11490873), (1883, 10721967), (3437, 5874153), (5271, 3830291), (5649, 3573989), (7279, 2773659), (7801, 2588061), (10311, 1958051), (14239, 1417899), (21837, 924553), (23403, 862687), (42717, 472633), (50953, 396237), (54607, 369723), (67519, 299019), (99673, 202557), (123241, 163821), (132079, 152859)]