19348140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6581}}^1$

素因数の和:6607

約数の個数: 72

約数和(自身を含む): 63029232

約数和(自身を除く): 43681092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6581, 13162, 19743, 26324, 32905, 39486, 46067, 65810, 78972, 92134, 98715, 131620, 138201, 184268, 197430, 230335, 276402, 322469, 394860, 460670, 552804, 644938, 691005, 921340, 967407, 1289876, 1382010, 1612345, 1934814, 2764020, 3224690, 3869628, 4837035, 6449380, 9674070, 19348140]

約数ペア:

[(1, 19348140), (2, 9674070), (3, 6449380), (4, 4837035), (5, 3869628), (6, 3224690), (7, 2764020), (10, 1934814), (12, 1612345), (14, 1382010), (15, 1289876), (20, 967407), (21, 921340), (28, 691005), (30, 644938), (35, 552804), (42, 460670), (49, 394860), (60, 322469), (70, 276402), (84, 230335), (98, 197430), (105, 184268), (140, 138201), (147, 131620), (196, 98715), (210, 92134), (245, 78972), (294, 65810), (420, 46067), (490, 39486), (588, 32905), (735, 26324), (980, 19743), (1470, 13162), (2940, 6581)]