1901851668

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{2887}}^1$

素因数の和:3557

約数の個数: 72

約数和(自身を含む): 4982839680

約数和(自身を除く): 3080988012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 631, 1044, 1262, 1893, 2524, 2887, 3786, 5679, 5774, 7572, 8661, 11358, 11548, 17322, 18299, 22716, 25983, 34644, 36598, 51966, 54897, 73196, 83723, 103932, 109794, 164691, 167446, 219588, 251169, 329382, 334892, 502338, 658764, 753507, 1004676, 1507014, 1821697, 3014028, 3643394, 5465091, 7286788, 10930182, 16395273, 21860364, 32790546, 52829213, 65581092, 105658426, 158487639, 211316852, 316975278, 475462917, 633950556, 950925834, 1901851668]

約数ペア:

[(1, 1901851668), (2, 950925834), (3, 633950556), (4, 475462917), (6, 316975278), (9, 211316852), (12, 158487639), (18, 105658426), (29, 65581092), (36, 52829213), (58, 32790546), (87, 21860364), (116, 16395273), (174, 10930182), (261, 7286788), (348, 5465091), (522, 3643394), (631, 3014028), (1044, 1821697), (1262, 1507014), (1893, 1004676), (2524, 753507), (2887, 658764), (3786, 502338), (5679, 334892), (5774, 329382), (7572, 251169), (8661, 219588), (11358, 167446), (11548, 164691), (17322, 109794), (18299, 103932), (22716, 83723), (25983, 73196), (34644, 54897), (36598, 51966)]