19746972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3407}}^1$

素因数の和:3447

約数の個数: 72

約数和(自身を含む): 59544576

約数和(自身を除く): 39797604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3407, 5796, 6814, 10221, 13628, 20442, 23849, 30663, 40884, 47698, 61326, 71547, 78361, 95396, 122652, 143094, 156722, 214641, 235083, 286188, 313444, 429282, 470166, 548527, 705249, 858564, 940332, 1097054, 1410498, 1645581, 2194108, 2820996, 3291162, 4936743, 6582324, 9873486, 19746972]

約数ペア:

[(1, 19746972), (2, 9873486), (3, 6582324), (4, 4936743), (6, 3291162), (7, 2820996), (9, 2194108), (12, 1645581), (14, 1410498), (18, 1097054), (21, 940332), (23, 858564), (28, 705249), (36, 548527), (42, 470166), (46, 429282), (63, 313444), (69, 286188), (84, 235083), (92, 214641), (126, 156722), (138, 143094), (161, 122652), (207, 95396), (252, 78361), (276, 71547), (322, 61326), (414, 47698), (483, 40884), (644, 30663), (828, 23849), (966, 20442), (1449, 13628), (1932, 10221), (2898, 6814), (3407, 5796)]