218714548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 462371840

約数和(自身を除く): 243657292

約数列:

[1, 2, 4, 13, 19, 26, 31, 37, 38, 52, 62, 74, 76, 124, 148, 193, 247, 386, 403, 481, 494, 589, 703, 772, 806, 962, 988, 1147, 1178, 1406, 1612, 1924, 2294, 2356, 2509, 2812, 3667, 4588, 5018, 5983, 7141, 7334, 7657, 9139, 10036, 11966, 14282, 14668, 14911, 15314, 18278, 21793, 23932, 28564, 29822, 30628, 36556, 43586, 47671, 59644, 77779, 87172, 92833, 95342, 113677, 135679, 155558, 185666, 190684, 221371, 227354, 271358, 283309, 311116, 371332, 442742, 454708, 542716, 566618, 885484, 1133236, 1477801, 1763827, 2877823, 2955602, 3527654, 4206049, 5755646, 5911204, 7055308, 8412098, 11511292, 16824196, 54678637, 109357274, 218714548]

約数ペア:

[(1, 218714548), (2, 109357274), (4, 54678637), (13, 16824196), (19, 11511292), (26, 8412098), (31, 7055308), (37, 5911204), (38, 5755646), (52, 4206049), (62, 3527654), (74, 2955602), (76, 2877823), (124, 1763827), (148, 1477801), (193, 1133236), (247, 885484), (386, 566618), (403, 542716), (481, 454708), (494, 442742), (589, 371332), (703, 311116), (772, 283309), (806, 271358), (962, 227354), (988, 221371), (1147, 190684), (1178, 185666), (1406, 155558), (1612, 135679), (1924, 113677), (2294, 95342), (2356, 92833), (2509, 87172), (2812, 77779), (3667, 59644), (4588, 47671), (5018, 43586), (5983, 36556), (7141, 30628), (7334, 29822), (7657, 28564), (9139, 23932), (10036, 21793), (11966, 18278), (14282, 15314), (14668, 14911)]