18949992

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1433}}^1$

素因数の和:1490

約数の個数: 64

約数和(自身を含む): 51624000

約数和(自身を除く): 32674008

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 348, 456, 551, 696, 1102, 1433, 1653, 2204, 2866, 3306, 4299, 4408, 5732, 6612, 8598, 11464, 13224, 17196, 27227, 34392, 41557, 54454, 81681, 83114, 108908, 124671, 163362, 166228, 217816, 249342, 326724, 332456, 498684, 653448, 789583, 997368, 1579166, 2368749, 3158332, 4737498, 6316664, 9474996, 18949992]

約数ペア:

[(1, 18949992), (2, 9474996), (3, 6316664), (4, 4737498), (6, 3158332), (8, 2368749), (12, 1579166), (19, 997368), (24, 789583), (29, 653448), (38, 498684), (57, 332456), (58, 326724), (76, 249342), (87, 217816), (114, 166228), (116, 163362), (152, 124671), (174, 108908), (228, 83114), (232, 81681), (348, 54454), (456, 41557), (551, 34392), (696, 27227), (1102, 17196), (1433, 13224), (1653, 11464), (2204, 8598), (2866, 6612), (3306, 5732), (4299, 4408)]