20199208666

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:848

約数の個数: 96

約数和(自身を含む): 38653864704

約数和(自身を除く): 18454656038

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 103, 182, 206, 287, 533, 574, 641, 721, 1066, 1282, 1339, 1442, 1681, 2678, 3362, 3731, 4223, 4487, 7462, 8333, 8446, 8974, 9373, 11767, 16666, 18746, 21853, 23534, 26281, 29561, 43706, 52562, 54899, 58331, 59122, 66023, 109798, 116662, 132046, 152971, 173143, 183967, 305942, 341653, 346286, 367934, 384293, 462161, 683306, 768586, 858299, 924322, 1077521, 1212001, 1716598, 2155042, 2250859, 2391571, 2424002, 2706943, 4501718, 4783142, 5413886, 6008093, 7542647, 12016186, 14007773, 15085294, 15756013, 18948601, 28015546, 31512026, 35190259, 37897202, 70380518, 98054411, 110984663, 196108822, 221969326, 246331813, 492663626, 776892641, 1442800619, 1553785282, 2885601238, 10099604333, 20199208666]

約数ペア:

[(1, 20199208666), (2, 10099604333), (7, 2885601238), (13, 1553785282), (14, 1442800619), (26, 776892641), (41, 492663626), (82, 246331813), (91, 221969326), (103, 196108822), (182, 110984663), (206, 98054411), (287, 70380518), (533, 37897202), (574, 35190259), (641, 31512026), (721, 28015546), (1066, 18948601), (1282, 15756013), (1339, 15085294), (1442, 14007773), (1681, 12016186), (2678, 7542647), (3362, 6008093), (3731, 5413886), (4223, 4783142), (4487, 4501718), (7462, 2706943), (8333, 2424002), (8446, 2391571), (8974, 2250859), (9373, 2155042), (11767, 1716598), (16666, 1212001), (18746, 1077521), (21853, 924322), (23534, 858299), (26281, 768586), (29561, 683306), (43706, 462161), (52562, 384293), (54899, 367934), (58331, 346286), (59122, 341653), (66023, 305942), (109798, 183967), (116662, 173143), (132046, 152971)]