19551456

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:438

約数の個数: 120

約数和(自身を含む): 60679080

約数和(自身を除く): 41127624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 397, 432, 456, 513, 608, 648, 684, 794, 864, 912, 1026, 1191, 1296, 1368, 1539, 1588, 1824, 2052, 2382, 2592, 2736, 3078, 3176, 3573, 4104, 4764, 5472, 6156, 6352, 7146, 7543, 8208, 9528, 10719, 12312, 12704, 14292, 15086, 16416, 19056, 21438, 22629, 24624, 28584, 30172, 32157, 38112, 42876, 45258, 49248, 57168, 60344, 64314, 67887, 85752, 90516, 114336, 120688, 128628, 135774, 171504, 181032, 203661, 241376, 257256, 271548, 343008, 362064, 407322, 514512, 543096, 610983, 724128, 814644, 1029024, 1086192, 1221966, 1629288, 2172384, 2443932, 3258576, 4887864, 6517152, 9775728, 19551456]

約数ペア:

[(1, 19551456), (2, 9775728), (3, 6517152), (4, 4887864), (6, 3258576), (8, 2443932), (9, 2172384), (12, 1629288), (16, 1221966), (18, 1086192), (19, 1029024), (24, 814644), (27, 724128), (32, 610983), (36, 543096), (38, 514512), (48, 407322), (54, 362064), (57, 343008), (72, 271548), (76, 257256), (81, 241376), (96, 203661), (108, 181032), (114, 171504), (144, 135774), (152, 128628), (162, 120688), (171, 114336), (216, 90516), (228, 85752), (288, 67887), (304, 64314), (324, 60344), (342, 57168), (397, 49248), (432, 45258), (456, 42876), (513, 38112), (608, 32157), (648, 30172), (684, 28584), (794, 24624), (864, 22629), (912, 21438), (1026, 19056), (1191, 16416), (1296, 15086), (1368, 14292), (1539, 12704), (1588, 12312), (1824, 10719), (2052, 9528), (2382, 8208), (2592, 7543), (2736, 7146), (3078, 6352), (3176, 6156), (3573, 5472), (4104, 4764)]