16722784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:743

約数の個数: 48

約数和(自身を含む): 36091440

約数和(自身を除く): 19368656

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 659, 793, 976, 1318, 1586, 1952, 2636, 3172, 5272, 6344, 8567, 10544, 12688, 17134, 21088, 25376, 34268, 40199, 68536, 80398, 137072, 160796, 274144, 321592, 522587, 643184, 1045174, 1286368, 2090348, 4180696, 8361392, 16722784]

約数ペア:

[(1, 16722784), (2, 8361392), (4, 4180696), (8, 2090348), (13, 1286368), (16, 1045174), (26, 643184), (32, 522587), (52, 321592), (61, 274144), (104, 160796), (122, 137072), (208, 80398), (244, 68536), (416, 40199), (488, 34268), (659, 25376), (793, 21088), (976, 17134), (1318, 12688), (1586, 10544), (1952, 8567), (2636, 6344), (3172, 5272)]