20199077612

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{3299}}^1$

素因数の和:4023

約数の個数: 96

約数和(自身を含む): 45105984000

約数和(自身を除く): 24906906388

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 677, 1292, 1354, 2261, 2708, 3299, 4522, 4739, 6598, 9044, 9478, 11509, 12863, 13196, 18956, 23018, 23093, 25726, 46036, 46186, 51452, 56083, 62681, 80563, 90041, 92372, 112166, 125362, 161126, 180082, 218671, 224332, 250724, 322252, 360164, 392581, 437342, 438767, 785162, 874684, 877534, 1065577, 1530697, 1570324, 1755068, 2131154, 2233423, 3061394, 4262308, 4466846, 6122788, 7459039, 8933692, 14918078, 15633961, 29836156, 31267922, 37968191, 42435037, 62535844, 75936382, 84870074, 151872764, 169740148, 265777337, 297045259, 531554674, 594090518, 721395629, 1063109348, 1188181036, 1442791258, 2885582516, 5049769403, 10099538806, 20199077612]

約数ペア:

[(1, 20199077612), (2, 10099538806), (4, 5049769403), (7, 2885582516), (14, 1442791258), (17, 1188181036), (19, 1063109348), (28, 721395629), (34, 594090518), (38, 531554674), (68, 297045259), (76, 265777337), (119, 169740148), (133, 151872764), (238, 84870074), (266, 75936382), (323, 62535844), (476, 42435037), (532, 37968191), (646, 31267922), (677, 29836156), (1292, 15633961), (1354, 14918078), (2261, 8933692), (2708, 7459039), (3299, 6122788), (4522, 4466846), (4739, 4262308), (6598, 3061394), (9044, 2233423), (9478, 2131154), (11509, 1755068), (12863, 1570324), (13196, 1530697), (18956, 1065577), (23018, 877534), (23093, 874684), (25726, 785162), (46036, 438767), (46186, 437342), (51452, 392581), (56083, 360164), (62681, 322252), (80563, 250724), (90041, 224332), (92372, 218671), (112166, 180082), (125362, 161126)]