19274256

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1128

約数の個数: 60

約数和(自身を含む): 54390492

約数和(自身を除く): 35116236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 977, 1096, 1233, 1644, 1954, 2192, 2466, 2931, 3288, 3908, 4932, 5862, 6576, 7816, 8793, 9864, 11724, 15632, 17586, 19728, 23448, 35172, 46896, 70344, 133849, 140688, 267698, 401547, 535396, 803094, 1070792, 1204641, 1606188, 2141584, 2409282, 3212376, 4818564, 6424752, 9637128, 19274256]

約数ペア:

[(1, 19274256), (2, 9637128), (3, 6424752), (4, 4818564), (6, 3212376), (8, 2409282), (9, 2141584), (12, 1606188), (16, 1204641), (18, 1070792), (24, 803094), (36, 535396), (48, 401547), (72, 267698), (137, 140688), (144, 133849), (274, 70344), (411, 46896), (548, 35172), (822, 23448), (977, 19728), (1096, 17586), (1233, 15632), (1644, 11724), (1954, 9864), (2192, 8793), (2466, 7816), (2931, 6576), (3288, 5862), (3908, 4932)]