16816956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 45534720

約数和(自身を除く): 28717764

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 43, 46, 52, 69, 78, 86, 92, 109, 129, 138, 156, 172, 218, 258, 276, 299, 327, 436, 516, 559, 598, 654, 897, 989, 1118, 1196, 1308, 1417, 1677, 1794, 1978, 2236, 2507, 2834, 2967, 3354, 3588, 3956, 4251, 4687, 5014, 5668, 5934, 6708, 7521, 8502, 9374, 10028, 11868, 12857, 14061, 15042, 17004, 18748, 25714, 28122, 30084, 32591, 38571, 51428, 56244, 60931, 65182, 77142, 97773, 107801, 121862, 130364, 154284, 182793, 195546, 215602, 243724, 323403, 365586, 391092, 431204, 646806, 731172, 1293612, 1401413, 2802826, 4204239, 5605652, 8408478, 16816956]

約数ペア:

[(1, 16816956), (2, 8408478), (3, 5605652), (4, 4204239), (6, 2802826), (12, 1401413), (13, 1293612), (23, 731172), (26, 646806), (39, 431204), (43, 391092), (46, 365586), (52, 323403), (69, 243724), (78, 215602), (86, 195546), (92, 182793), (109, 154284), (129, 130364), (138, 121862), (156, 107801), (172, 97773), (218, 77142), (258, 65182), (276, 60931), (299, 56244), (327, 51428), (436, 38571), (516, 32591), (559, 30084), (598, 28122), (654, 25714), (897, 18748), (989, 17004), (1118, 15042), (1196, 14061), (1308, 12857), (1417, 11868), (1677, 10028), (1794, 9374), (1978, 8502), (2236, 7521), (2507, 6708), (2834, 5934), (2967, 5668), (3354, 5014), (3588, 4687), (3956, 4251)]