19003888768

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{51749}}^1$

素因数の和:51933

約数の個数: 64

約数和(自身を含む): 40116600000

約数和(自身を除く): 21112711232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 151, 152, 302, 304, 604, 608, 1208, 1216, 2416, 2432, 2869, 4832, 5738, 9664, 11476, 19328, 22952, 45904, 51749, 91808, 103498, 183616, 206996, 367232, 413992, 827984, 983231, 1655968, 1966462, 3311936, 3932924, 6623872, 7814099, 7865848, 15628198, 15731696, 31256396, 31463392, 62512792, 62926784, 125025584, 125853568, 148467881, 250051168, 296935762, 500102336, 593871524, 1000204672, 1187743048, 2375486096, 4750972192, 9501944384, 19003888768]

約数ペア:

[(1, 19003888768), (2, 9501944384), (4, 4750972192), (8, 2375486096), (16, 1187743048), (19, 1000204672), (32, 593871524), (38, 500102336), (64, 296935762), (76, 250051168), (128, 148467881), (151, 125853568), (152, 125025584), (302, 62926784), (304, 62512792), (604, 31463392), (608, 31256396), (1208, 15731696), (1216, 15628198), (2416, 7865848), (2432, 7814099), (2869, 6623872), (4832, 3932924), (5738, 3311936), (9664, 1966462), (11476, 1655968), (19328, 983231), (22952, 827984), (45904, 413992), (51749, 367232), (91808, 206996), (103498, 183616)]