18956224

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 48280320

約数和(自身を除く): 29324096

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 131, 133, 136, 152, 224, 238, 262, 266, 272, 304, 323, 448, 476, 524, 532, 544, 608, 646, 917, 952, 1048, 1064, 1088, 1216, 1292, 1834, 1904, 2096, 2128, 2227, 2261, 2489, 2584, 3668, 3808, 4192, 4256, 4454, 4522, 4978, 5168, 7336, 7616, 8384, 8512, 8908, 9044, 9956, 10336, 14672, 15589, 17423, 17816, 18088, 19912, 20672, 29344, 31178, 34846, 35632, 36176, 39824, 42313, 58688, 62356, 69692, 71264, 72352, 79648, 84626, 124712, 139384, 142528, 144704, 159296, 169252, 249424, 278768, 296191, 338504, 498848, 557536, 592382, 677008, 997696, 1115072, 1184764, 1354016, 2369528, 2708032, 4739056, 9478112, 18956224]

約数ペア:

[(1, 18956224), (2, 9478112), (4, 4739056), (7, 2708032), (8, 2369528), (14, 1354016), (16, 1184764), (17, 1115072), (19, 997696), (28, 677008), (32, 592382), (34, 557536), (38, 498848), (56, 338504), (64, 296191), (68, 278768), (76, 249424), (112, 169252), (119, 159296), (131, 144704), (133, 142528), (136, 139384), (152, 124712), (224, 84626), (238, 79648), (262, 72352), (266, 71264), (272, 69692), (304, 62356), (323, 58688), (448, 42313), (476, 39824), (524, 36176), (532, 35632), (544, 34846), (608, 31178), (646, 29344), (917, 20672), (952, 19912), (1048, 18088), (1064, 17816), (1088, 17423), (1216, 15589), (1292, 14672), (1834, 10336), (1904, 9956), (2096, 9044), (2128, 8908), (2227, 8512), (2261, 8384), (2489, 7616), (2584, 7336), (3668, 5168), (3808, 4978), (4192, 4522), (4256, 4454)]