19202820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3517}}^1$

素因数の和:3549

約数の個数: 96

約数和(自身を含む): 66194688

約数和(自身を除く): 46991868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3517, 5460, 7034, 10551, 14068, 17585, 21102, 24619, 35170, 42204, 45721, 49238, 52755, 70340, 73857, 91442, 98476, 105510, 123095, 137163, 147714, 182884, 211020, 228605, 246190, 274326, 295428, 320047, 369285, 457210, 492380, 548652, 640094, 685815, 738570, 914420, 960141, 1280188, 1371630, 1477140, 1600235, 1920282, 2743260, 3200470, 3840564, 4800705, 6400940, 9601410, 19202820]

約数ペア:

[(1, 19202820), (2, 9601410), (3, 6400940), (4, 4800705), (5, 3840564), (6, 3200470), (7, 2743260), (10, 1920282), (12, 1600235), (13, 1477140), (14, 1371630), (15, 1280188), (20, 960141), (21, 914420), (26, 738570), (28, 685815), (30, 640094), (35, 548652), (39, 492380), (42, 457210), (52, 369285), (60, 320047), (65, 295428), (70, 274326), (78, 246190), (84, 228605), (91, 211020), (105, 182884), (130, 147714), (140, 137163), (156, 123095), (182, 105510), (195, 98476), (210, 91442), (260, 73857), (273, 70340), (364, 52755), (390, 49238), (420, 45721), (455, 42204), (546, 35170), (780, 24619), (910, 21102), (1092, 17585), (1365, 14068), (1820, 10551), (2730, 7034), (3517, 5460)]