16981008

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 49550400

約数和(自身を除く): 32569392

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 33, 44, 48, 58, 66, 87, 88, 116, 132, 174, 176, 232, 264, 319, 348, 464, 528, 638, 696, 957, 1109, 1276, 1392, 1914, 2218, 2552, 3327, 3828, 4436, 5104, 6654, 7656, 8872, 12199, 13308, 15312, 17744, 24398, 26616, 32161, 36597, 48796, 53232, 64322, 73194, 96483, 97592, 128644, 146388, 192966, 195184, 257288, 292776, 353771, 385932, 514576, 585552, 707542, 771864, 1061313, 1415084, 1543728, 2122626, 2830168, 4245252, 5660336, 8490504, 16981008]

約数ペア:

[(1, 16981008), (2, 8490504), (3, 5660336), (4, 4245252), (6, 2830168), (8, 2122626), (11, 1543728), (12, 1415084), (16, 1061313), (22, 771864), (24, 707542), (29, 585552), (33, 514576), (44, 385932), (48, 353771), (58, 292776), (66, 257288), (87, 195184), (88, 192966), (116, 146388), (132, 128644), (174, 97592), (176, 96483), (232, 73194), (264, 64322), (319, 53232), (348, 48796), (464, 36597), (528, 32161), (638, 26616), (696, 24398), (957, 17744), (1109, 15312), (1276, 13308), (1392, 12199), (1914, 8872), (2218, 7656), (2552, 6654), (3327, 5104), (3828, 4436)]