18980496

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1584

約数の個数: 60

約数和(自身を含む): 53752140

約数和(自身を除く): 34771644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1481, 1602, 2136, 2962, 3204, 4272, 4443, 5924, 6408, 8886, 11848, 12816, 13329, 17772, 23696, 26658, 35544, 53316, 71088, 106632, 131809, 213264, 263618, 395427, 527236, 790854, 1054472, 1186281, 1581708, 2108944, 2372562, 3163416, 4745124, 6326832, 9490248, 18980496]

約数ペア:

[(1, 18980496), (2, 9490248), (3, 6326832), (4, 4745124), (6, 3163416), (8, 2372562), (9, 2108944), (12, 1581708), (16, 1186281), (18, 1054472), (24, 790854), (36, 527236), (48, 395427), (72, 263618), (89, 213264), (144, 131809), (178, 106632), (267, 71088), (356, 53316), (534, 35544), (712, 26658), (801, 23696), (1068, 17772), (1424, 13329), (1481, 12816), (1602, 11848), (2136, 8886), (2962, 6408), (3204, 5924), (4272, 4443)]