16817796

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 44717400

約数和(自身を除く): 27899604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 89, 116, 174, 178, 181, 261, 267, 348, 356, 362, 522, 534, 543, 724, 801, 1044, 1068, 1086, 1602, 1629, 2172, 2581, 3204, 3258, 5162, 5249, 6516, 7743, 10324, 10498, 15486, 15747, 16109, 20996, 23229, 30972, 31494, 32218, 46458, 47241, 48327, 62988, 64436, 92916, 94482, 96654, 144981, 188964, 193308, 289962, 467161, 579924, 934322, 1401483, 1868644, 2802966, 4204449, 5605932, 8408898, 16817796]

約数ペア:

[(1, 16817796), (2, 8408898), (3, 5605932), (4, 4204449), (6, 2802966), (9, 1868644), (12, 1401483), (18, 934322), (29, 579924), (36, 467161), (58, 289962), (87, 193308), (89, 188964), (116, 144981), (174, 96654), (178, 94482), (181, 92916), (261, 64436), (267, 62988), (348, 48327), (356, 47241), (362, 46458), (522, 32218), (534, 31494), (543, 30972), (724, 23229), (801, 20996), (1044, 16109), (1068, 15747), (1086, 15486), (1602, 10498), (1629, 10324), (2172, 7743), (2581, 6516), (3204, 5249), (3258, 5162)]