18743328

素因数分解:

$2^5\times 3^2\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 72

約数和(自身を含む): 53778816

約数和(自身を除く): 35035488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 151, 288, 302, 431, 453, 604, 862, 906, 1208, 1293, 1359, 1724, 1812, 2416, 2586, 2718, 3448, 3624, 3879, 4832, 5172, 5436, 6896, 7248, 7758, 10344, 10872, 13792, 14496, 15516, 20688, 21744, 31032, 41376, 43488, 62064, 65081, 124128, 130162, 195243, 260324, 390486, 520648, 585729, 780972, 1041296, 1171458, 1561944, 2082592, 2342916, 3123888, 4685832, 6247776, 9371664, 18743328]

約数ペア:

[(1, 18743328), (2, 9371664), (3, 6247776), (4, 4685832), (6, 3123888), (8, 2342916), (9, 2082592), (12, 1561944), (16, 1171458), (18, 1041296), (24, 780972), (32, 585729), (36, 520648), (48, 390486), (72, 260324), (96, 195243), (144, 130162), (151, 124128), (288, 65081), (302, 62064), (431, 43488), (453, 41376), (604, 31032), (862, 21744), (906, 20688), (1208, 15516), (1293, 14496), (1359, 13792), (1724, 10872), (1812, 10344), (2416, 7758), (2586, 7248), (2718, 6896), (3448, 5436), (3624, 5172), (3879, 4832)]