18850020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1269

約数の個数: 96

約数和(自身を含む): 62001408

約数和(自身を除く): 43151388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1213, 1295, 1554, 2220, 2426, 2590, 3108, 3639, 3885, 4852, 5180, 6065, 7278, 7770, 8491, 12130, 14556, 15540, 16982, 18195, 24260, 25473, 33964, 36390, 42455, 44881, 50946, 72780, 84910, 89762, 101892, 127365, 134643, 169820, 179524, 224405, 254730, 269286, 314167, 448810, 509460, 538572, 628334, 673215, 897620, 942501, 1256668, 1346430, 1570835, 1885002, 2692860, 3141670, 3770004, 4712505, 6283340, 9425010, 18850020]

約数ペア:

[(1, 18850020), (2, 9425010), (3, 6283340), (4, 4712505), (5, 3770004), (6, 3141670), (7, 2692860), (10, 1885002), (12, 1570835), (14, 1346430), (15, 1256668), (20, 942501), (21, 897620), (28, 673215), (30, 628334), (35, 538572), (37, 509460), (42, 448810), (60, 314167), (70, 269286), (74, 254730), (84, 224405), (105, 179524), (111, 169820), (140, 134643), (148, 127365), (185, 101892), (210, 89762), (222, 84910), (259, 72780), (370, 50946), (420, 44881), (444, 42455), (518, 36390), (555, 33964), (740, 25473), (777, 24260), (1036, 18195), (1110, 16982), (1213, 15540), (1295, 14556), (1554, 12130), (2220, 8491), (2426, 7770), (2590, 7278), (3108, 6065), (3639, 5180), (3885, 4852)]