19434996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 56556864

約数和(自身を除く): 37121868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 233, 252, 331, 466, 662, 699, 932, 993, 1324, 1398, 1631, 1986, 2097, 2317, 2796, 2979, 3262, 3972, 4194, 4634, 4893, 5958, 6524, 6951, 8388, 9268, 9786, 11916, 13902, 14679, 19572, 20853, 27804, 29358, 41706, 58716, 77123, 83412, 154246, 231369, 308492, 462738, 539861, 694107, 925476, 1079722, 1388214, 1619583, 2159444, 2776428, 3239166, 4858749, 6478332, 9717498, 19434996]

約数ペア:

[(1, 19434996), (2, 9717498), (3, 6478332), (4, 4858749), (6, 3239166), (7, 2776428), (9, 2159444), (12, 1619583), (14, 1388214), (18, 1079722), (21, 925476), (28, 694107), (36, 539861), (42, 462738), (63, 308492), (84, 231369), (126, 154246), (233, 83412), (252, 77123), (331, 58716), (466, 41706), (662, 29358), (699, 27804), (932, 20853), (993, 19572), (1324, 14679), (1398, 13902), (1631, 11916), (1986, 9786), (2097, 9268), (2317, 8388), (2796, 6951), (2979, 6524), (3262, 5958), (3972, 4893), (4194, 4634)]