19789184

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 42432000

約数和(自身を除く): 22642816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 103, 128, 152, 158, 206, 304, 316, 412, 608, 632, 824, 1216, 1264, 1501, 1648, 1957, 2432, 2528, 3002, 3296, 3914, 5056, 6004, 6592, 7828, 8137, 10112, 12008, 13184, 15656, 16274, 24016, 31312, 32548, 48032, 62624, 65096, 96064, 125248, 130192, 154603, 192128, 250496, 260384, 309206, 520768, 618412, 1041536, 1236824, 2473648, 4947296, 9894592, 19789184]

約数ペア:

[(1, 19789184), (2, 9894592), (4, 4947296), (8, 2473648), (16, 1236824), (19, 1041536), (32, 618412), (38, 520768), (64, 309206), (76, 260384), (79, 250496), (103, 192128), (128, 154603), (152, 130192), (158, 125248), (206, 96064), (304, 65096), (316, 62624), (412, 48032), (608, 32548), (632, 31312), (824, 24016), (1216, 16274), (1264, 15656), (1501, 13184), (1648, 12008), (1957, 10112), (2432, 8137), (2528, 7828), (3002, 6592), (3296, 6004), (3914, 5056)]