19353248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 40572000

約数和(自身を除く): 21218752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 229, 278, 304, 458, 556, 608, 916, 1112, 1832, 2224, 2641, 3664, 4351, 4448, 5282, 7328, 8702, 10564, 17404, 21128, 31831, 34808, 42256, 63662, 69616, 84512, 127324, 139232, 254648, 509296, 604789, 1018592, 1209578, 2419156, 4838312, 9676624, 19353248]

約数ペア:

[(1, 19353248), (2, 9676624), (4, 4838312), (8, 2419156), (16, 1209578), (19, 1018592), (32, 604789), (38, 509296), (76, 254648), (139, 139232), (152, 127324), (229, 84512), (278, 69616), (304, 63662), (458, 42256), (556, 34808), (608, 31831), (916, 21128), (1112, 17404), (1832, 10564), (2224, 8702), (2641, 7328), (3664, 5282), (4351, 4448)]