19333470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 50621760

約数和(自身を除く): 31288290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 267, 390, 445, 534, 557, 890, 1114, 1157, 1335, 1671, 2314, 2670, 2785, 3342, 3471, 5570, 5785, 6942, 7241, 8355, 11570, 14482, 16710, 17355, 21723, 34710, 36205, 43446, 49573, 72410, 99146, 108615, 148719, 217230, 247865, 297438, 495730, 644449, 743595, 1288898, 1487190, 1933347, 3222245, 3866694, 6444490, 9666735, 19333470]

約数ペア:

[(1, 19333470), (2, 9666735), (3, 6444490), (5, 3866694), (6, 3222245), (10, 1933347), (13, 1487190), (15, 1288898), (26, 743595), (30, 644449), (39, 495730), (65, 297438), (78, 247865), (89, 217230), (130, 148719), (178, 108615), (195, 99146), (267, 72410), (390, 49573), (445, 43446), (534, 36205), (557, 34710), (890, 21723), (1114, 17355), (1157, 16710), (1335, 14482), (1671, 11570), (2314, 8355), (2670, 7241), (2785, 6942), (3342, 5785), (3471, 5570)]