19604028

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 47667200

約数和(自身を除く): 28063172

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 151, 186, 302, 349, 372, 453, 604, 698, 906, 1047, 1396, 1812, 2094, 4188, 4681, 9362, 10819, 14043, 18724, 21638, 28086, 32457, 43276, 52699, 56172, 64914, 105398, 129828, 158097, 210796, 316194, 632388, 1633669, 3267338, 4901007, 6534676, 9802014, 19604028]

約数ペア:

[(1, 19604028), (2, 9802014), (3, 6534676), (4, 4901007), (6, 3267338), (12, 1633669), (31, 632388), (62, 316194), (93, 210796), (124, 158097), (151, 129828), (186, 105398), (302, 64914), (349, 56172), (372, 52699), (453, 43276), (604, 32457), (698, 28086), (906, 21638), (1047, 18724), (1396, 14043), (1812, 10819), (2094, 9362), (4188, 4681)]