19430658

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 27743742

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 89, 117, 178, 234, 267, 311, 351, 534, 622, 702, 801, 933, 1157, 1602, 1866, 2314, 2403, 2799, 3471, 4043, 4806, 5598, 6942, 8086, 8397, 10413, 12129, 16794, 20826, 24258, 27679, 31239, 36387, 55358, 62478, 72774, 83037, 109161, 166074, 218322, 249111, 359827, 498222, 719654, 747333, 1079481, 1494666, 2158962, 3238443, 6476886, 9715329, 19430658]

約数ペア:

[(1, 19430658), (2, 9715329), (3, 6476886), (6, 3238443), (9, 2158962), (13, 1494666), (18, 1079481), (26, 747333), (27, 719654), (39, 498222), (54, 359827), (78, 249111), (89, 218322), (117, 166074), (178, 109161), (234, 83037), (267, 72774), (311, 62478), (351, 55358), (534, 36387), (622, 31239), (702, 27679), (801, 24258), (933, 20826), (1157, 16794), (1602, 12129), (1866, 10413), (2314, 8397), (2403, 8086), (2799, 6942), (3471, 5598), (4043, 4806)]