18829862604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{312643}}^1$

素因数の和:312899

約数の個数: 72

約数和(自身を含む): 54625159680

約数和(自身を除く): 35795297076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 239, 252, 478, 717, 956, 1434, 1673, 2151, 2868, 3346, 4302, 5019, 6692, 8604, 10038, 15057, 20076, 30114, 60228, 312643, 625286, 937929, 1250572, 1875858, 2188501, 2813787, 3751716, 4377002, 5627574, 6565503, 8754004, 11255148, 13131006, 19696509, 26262012, 39393018, 74721677, 78786036, 149443354, 224165031, 298886708, 448330062, 523051739, 672495093, 896660124, 1046103478, 1344990186, 1569155217, 2092206956, 2689980372, 3138310434, 4707465651, 6276620868, 9414931302, 18829862604]

約数ペア:

[(1, 18829862604), (2, 9414931302), (3, 6276620868), (4, 4707465651), (6, 3138310434), (7, 2689980372), (9, 2092206956), (12, 1569155217), (14, 1344990186), (18, 1046103478), (21, 896660124), (28, 672495093), (36, 523051739), (42, 448330062), (63, 298886708), (84, 224165031), (126, 149443354), (239, 78786036), (252, 74721677), (478, 39393018), (717, 26262012), (956, 19696509), (1434, 13131006), (1673, 11255148), (2151, 8754004), (2868, 6565503), (3346, 5627574), (4302, 4377002), (5019, 3751716), (6692, 2813787), (8604, 2188501), (10038, 1875858), (15057, 1250572), (20076, 937929), (30114, 625286), (60228, 312643)]