20951279596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1\times {\mathrm{5479}}^1$

素因数の和:6134

約数の個数: 48

約数和(自身を含む): 39835479040

約数和(自身を除く): 18884199444

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 487, 604, 974, 1948, 1963, 3926, 5479, 6331, 7852, 10958, 12662, 21916, 25324, 71227, 73537, 142454, 147074, 284908, 294148, 827329, 955981, 1654658, 1911962, 2668273, 3309316, 3823924, 5336546, 10673092, 10755277, 21510554, 34687549, 43021108, 69375098, 138750196, 402909223, 805818446, 1611636892, 5237819899, 10475639798, 20951279596]

約数ペア:

[(1, 20951279596), (2, 10475639798), (4, 5237819899), (13, 1611636892), (26, 805818446), (52, 402909223), (151, 138750196), (302, 69375098), (487, 43021108), (604, 34687549), (974, 21510554), (1948, 10755277), (1963, 10673092), (3926, 5336546), (5479, 3823924), (6331, 3309316), (7852, 2668273), (10958, 1911962), (12662, 1654658), (21916, 955981), (25324, 827329), (71227, 294148), (73537, 284908), (142454, 147074)]