19985234556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{6301}}^1$

素因数の和:6995

約数の個数: 96

約数和(自身を含む): 54263749120

約数和(自身を除く): 34278514564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 619, 732, 854, 1238, 1281, 1708, 1857, 2476, 2562, 3714, 4333, 5124, 6301, 7428, 8666, 12602, 12999, 17332, 18903, 25204, 25998, 37759, 37806, 44107, 51996, 75518, 75612, 88214, 113277, 132321, 151036, 176428, 226554, 264313, 264642, 384361, 453108, 528626, 529284, 768722, 792939, 1057252, 1153083, 1537444, 1585878, 2306166, 2690527, 3171756, 3900319, 4612332, 5381054, 7800638, 8071581, 10762108, 11700957, 15601276, 16143162, 23401914, 27302233, 32286324, 46803828, 54604466, 81906699, 109208932, 163813398, 237919459, 327626796, 475838918, 713758377, 951677836, 1427516754, 1665436213, 2855033508, 3330872426, 4996308639, 6661744852, 9992617278, 19985234556]

約数ペア:

[(1, 19985234556), (2, 9992617278), (3, 6661744852), (4, 4996308639), (6, 3330872426), (7, 2855033508), (12, 1665436213), (14, 1427516754), (21, 951677836), (28, 713758377), (42, 475838918), (61, 327626796), (84, 237919459), (122, 163813398), (183, 109208932), (244, 81906699), (366, 54604466), (427, 46803828), (619, 32286324), (732, 27302233), (854, 23401914), (1238, 16143162), (1281, 15601276), (1708, 11700957), (1857, 10762108), (2476, 8071581), (2562, 7800638), (3714, 5381054), (4333, 4612332), (5124, 3900319), (6301, 3171756), (7428, 2690527), (8666, 2306166), (12602, 1585878), (12999, 1537444), (17332, 1153083), (18903, 1057252), (25204, 792939), (25998, 768722), (37759, 529284), (37806, 528626), (44107, 453108), (51996, 384361), (75518, 264642), (75612, 264313), (88214, 226554), (113277, 176428), (132321, 151036)]