18019050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{131}}^2$

素因数の和:284

約数の個数: 72

約数和(自身を含む): 51463968

約数和(自身を除く): 33444918

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 131, 150, 175, 210, 262, 350, 393, 525, 655, 786, 917, 1050, 1310, 1834, 1965, 2751, 3275, 3930, 4585, 5502, 6550, 9170, 9825, 13755, 17161, 19650, 22925, 27510, 34322, 45850, 51483, 68775, 85805, 102966, 120127, 137550, 171610, 240254, 257415, 360381, 429025, 514830, 600635, 720762, 858050, 1201270, 1287075, 1801905, 2574150, 3003175, 3603810, 6006350, 9009525, 18019050]

約数ペア:

[(1, 18019050), (2, 9009525), (3, 6006350), (5, 3603810), (6, 3003175), (7, 2574150), (10, 1801905), (14, 1287075), (15, 1201270), (21, 858050), (25, 720762), (30, 600635), (35, 514830), (42, 429025), (50, 360381), (70, 257415), (75, 240254), (105, 171610), (131, 137550), (150, 120127), (175, 102966), (210, 85805), (262, 68775), (350, 51483), (393, 45850), (525, 34322), (655, 27510), (786, 22925), (917, 19650), (1050, 17161), (1310, 13755), (1834, 9825), (1965, 9170), (2751, 6550), (3275, 5502), (3930, 4585)]