19445850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:644

約数の個数: 72

約数和(自身を含む): 53002560

約数和(自身を除く): 33556710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 547, 711, 790, 1094, 1185, 1422, 1641, 1975, 2370, 2735, 3282, 3555, 3950, 4923, 5470, 5925, 7110, 8205, 9846, 11850, 13675, 16410, 17775, 24615, 27350, 35550, 41025, 43213, 49230, 82050, 86426, 123075, 129639, 216065, 246150, 259278, 388917, 432130, 648195, 777834, 1080325, 1296390, 1944585, 2160650, 3240975, 3889170, 6481950, 9722925, 19445850]

約数ペア:

[(1, 19445850), (2, 9722925), (3, 6481950), (5, 3889170), (6, 3240975), (9, 2160650), (10, 1944585), (15, 1296390), (18, 1080325), (25, 777834), (30, 648195), (45, 432130), (50, 388917), (75, 259278), (79, 246150), (90, 216065), (150, 129639), (158, 123075), (225, 86426), (237, 82050), (395, 49230), (450, 43213), (474, 41025), (547, 35550), (711, 27350), (790, 24615), (1094, 17775), (1185, 16410), (1422, 13675), (1641, 11850), (1975, 9846), (2370, 8205), (2735, 7110), (3282, 5925), (3555, 5470), (3950, 4923)]