18957960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7523}}^1$

素因数の和:7547

約数の個数: 96

約数和(自身を含む): 70424640

約数和(自身を除く): 51466680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7523, 15046, 22569, 30092, 37615, 45138, 52661, 60184, 67707, 75230, 90276, 105322, 112845, 135414, 150460, 157983, 180552, 210644, 225690, 263305, 270828, 300920, 315966, 338535, 421288, 451380, 473949, 526610, 541656, 631932, 677070, 789915, 902760, 947898, 1053220, 1263864, 1354140, 1579830, 1895796, 2106440, 2369745, 2708280, 3159660, 3791592, 4739490, 6319320, 9478980, 18957960]

約数ペア:

[(1, 18957960), (2, 9478980), (3, 6319320), (4, 4739490), (5, 3791592), (6, 3159660), (7, 2708280), (8, 2369745), (9, 2106440), (10, 1895796), (12, 1579830), (14, 1354140), (15, 1263864), (18, 1053220), (20, 947898), (21, 902760), (24, 789915), (28, 677070), (30, 631932), (35, 541656), (36, 526610), (40, 473949), (42, 451380), (45, 421288), (56, 338535), (60, 315966), (63, 300920), (70, 270828), (72, 263305), (84, 225690), (90, 210644), (105, 180552), (120, 157983), (126, 150460), (140, 135414), (168, 112845), (180, 105322), (210, 90276), (252, 75230), (280, 67707), (315, 60184), (360, 52661), (420, 45138), (504, 37615), (630, 30092), (840, 22569), (1260, 15046), (2520, 7523)]