18388967904

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3360557}}^1$

素因数の和:3360592

約数の個数: 72

約数和(自身を含む): 55045940040

約数和(自身を除く): 36656972136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 3360557, 6721114, 10081671, 13442228, 20163342, 26884456, 30245013, 40326684, 53768912, 60490026, 63850583, 80653368, 107537824, 120980052, 127701166, 161306736, 191551749, 241960104, 255402332, 322613472, 383103498, 483920208, 510804664, 574655247, 766206996, 967840416, 1021609328, 1149310494, 1532413992, 2043218656, 2298620988, 3064827984, 4597241976, 6129655968, 9194483952, 18388967904]

約数ペア:

[(1, 18388967904), (2, 9194483952), (3, 6129655968), (4, 4597241976), (6, 3064827984), (8, 2298620988), (9, 2043218656), (12, 1532413992), (16, 1149310494), (18, 1021609328), (19, 967840416), (24, 766206996), (32, 574655247), (36, 510804664), (38, 483920208), (48, 383103498), (57, 322613472), (72, 255402332), (76, 241960104), (96, 191551749), (114, 161306736), (144, 127701166), (152, 120980052), (171, 107537824), (228, 80653368), (288, 63850583), (304, 60490026), (342, 53768912), (456, 40326684), (608, 30245013), (684, 26884456), (912, 20163342), (1368, 13442228), (1824, 10081671), (2736, 6721114), (5472, 3360557)]