16391648

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1$

素因数の和:476

約数の個数: 72

約数和(自身を含む): 40028688

約数和(自身を除く): 23637040

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 169, 182, 208, 224, 338, 364, 416, 433, 676, 728, 866, 1183, 1352, 1456, 1732, 2366, 2704, 2912, 3031, 3464, 4732, 5408, 5629, 6062, 6928, 9464, 11258, 12124, 13856, 18928, 22516, 24248, 37856, 39403, 45032, 48496, 73177, 78806, 90064, 96992, 146354, 157612, 180128, 292708, 315224, 512239, 585416, 630448, 1024478, 1170832, 1260896, 2048956, 2341664, 4097912, 8195824, 16391648]

約数ペア:

[(1, 16391648), (2, 8195824), (4, 4097912), (7, 2341664), (8, 2048956), (13, 1260896), (14, 1170832), (16, 1024478), (26, 630448), (28, 585416), (32, 512239), (52, 315224), (56, 292708), (91, 180128), (104, 157612), (112, 146354), (169, 96992), (182, 90064), (208, 78806), (224, 73177), (338, 48496), (364, 45032), (416, 39403), (433, 37856), (676, 24248), (728, 22516), (866, 18928), (1183, 13856), (1352, 12124), (1456, 11258), (1732, 9464), (2366, 6928), (2704, 6062), (2912, 5629), (3031, 5408), (3464, 4732)]